Decommissioning Offshore Europe Seminar - September 6th 2017 - Oil and Gas Authority

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Decommissioning Offshore Europe Seminar - September 6th 2017 - Oil and Gas Authority
Decommissioning
Offshore Europe Seminar

                          September 6th 2017
Decommissioning Offshore Europe Seminar - September 6th 2017 - Oil and Gas Authority
Outline

 1. Accountabilities - Pauline Innes
 2. Regulatory Guidance - Pauline Innes
 3. Decommissioning Context - Gunther Newcombe
 4. Cost Estimate and Certainty - Neil Edward
 5. Operator Engagement - John Ibbotson and Ian Fozdar
 6. Delivery Capability - Bill Cattanach
 7. Well P&A - Michael Comfort and John Youles
Decommissioning Offshore Europe Seminar - September 6th 2017 - Oil and Gas Authority
Accountabilities
Decommissioning Offshore Europe Seminar - September 6th 2017 - Oil and Gas Authority
Regulator Roles

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   © OGA 2017
   This presentation is for illustrative purposes only. The OGA makes no representations or warranties, express or implied, regarding the quality, completeness or accuracy of the information contained herein. All and any such
      Decommissioning – Status Update
                                   OGA and OPRED working together
   responsibility and liability is expressly disclaimed. The OGA does not provide endorsements or investment recommendations. Oil and Gas Authority is a limited company registered in England and Wales with registered number     2
   09666504 and VAT registered number 249433979. Our registered office is at 21 Bloomsbury Street, London, United Kingdom, WC1B 3HF
Decommissioning Offshore Europe Seminar - September 6th 2017 - Oil and Gas Authority
OPRED’s role in Government
                   Department for Business, Energy & Industrial Strategy (BEIS)
                                      Energy Development
                           (Headquartered in London - Emily Bourne)

           Offshore Petroleum Regulator (OPRED)
            for Environment & Decommissioning                            Oil and Gas Authority (OGA)
              Chief Executive - Wendy Kennedy                           Chief Executive - Andy Samuel
                         (Aberdeen)                                         (London and Aberdeen)

  Policy and Corporate
                                     Environmental
       Governance                                               Decommissioning (ODU)
                                       Operations
    Director - Sarah                                            Director - Pauline Innes
                                Director - Jonathan Ward
        Pritchard

   Clear accountability for offshore oil and gas decommissioning
            policy, regulation and approval within BEIS

                                                                                                        3
Decommissioning Offshore Europe Seminar - September 6th 2017 - Oil and Gas Authority
ODU and OGA Remits

                                          ODU                                                                                                               OGA
                 Approval and regulate                                                                                          Working to assess and
                   decommissioning                                                                                             minimise decommissioning
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               programmes for UKCS oil
               and gas installations and
                                                                                                                                         costs

                       pipelines

                                                                                                                                Working with supply chain
                 Decommissioning policy
                     and guidance

                                                                                                                                          Delivering MER UK
                     Protect against risk of
                     companies defaulting
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  © OGA 2017
  This presentation is for illustrative purposes only. The OGA makes no representations or warranties, express or implied, regarding the quality, completeness or accuracy of the information contained herein. All and any such
     Decommissioning – Status UpdateOGA and ODU working together
  responsibility and liability is expressly disclaimed. The OGA does not provide endorsements or investment recommendations. Oil and Gas Authority is a limited company registered in England and Wales with registered number     4
  09666504 and VAT registered number 249433979. Our registered office is at 21 Bloomsbury Street, London, United Kingdom, WC1B 3HF
Decommissioning Offshore Europe Seminar - September 6th 2017 - Oil and Gas Authority
Regulatory Guidance
Decommissioning Offshore Europe Seminar - September 6th 2017 - Oil and Gas Authority
Legislation, International Obligations
& Policy        Guidance
  What we consider

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                                                                                                         Part
                                                                                                         IV

                                                                      Guidance Notes
                                                                   Decommissioning of
                                                           Offshore Oil and Gas Installations and
                                                                         Pipelines
                                                               under the Petroleum Act 1998
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    © OGA 2017
    This presentation is for illustrative purposes only. The OGA makes no representations or warranties, express or implied, regarding the quality, completeness or accuracy of the information contained herein. All and any such
    responsibility and liability is expressly disclaimed. The OGA does not provide endorsements or investment recommendations. Oil and Gas Authority is a limited company registered in England and Wales with registered number
    09666504 and VAT registered number 249433979. Our registered office is at 21 Bloomsbury Street, London, United Kingdom, WC1B 3HF
                                                                                                                                                                                                                                     5
Decommissioning Offshore Europe Seminar - September 6th 2017 - Oil and Gas Authority
Decommissioning UKCS Offshore
Installations & Pipelines
       Regulatory decisions balance a number of legislative and policy
              consideration to ultimately agree an acceptable
                         decommissioning solution

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 Safe, efficient    Master title style
                                     Minimise risk
                                     to the
  and cost
                                                                                                                                                                                   environment
  effective
                                                                                                                                                                                   and other
                                                                                                                                                                                   users of the
                                                                                                                                                                                   sea

                  Aim to achieve a clear
                               seabed
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   © OGA 2017
   This presentation is for illustrative purposes only. The OGA makes no representations or warranties, express or implied, regarding the quality, completeness or accuracy of the information contained herein. All and any such
   responsibility and liability is expressly disclaimed. The OGA does not provide endorsements or investment recommendations. Oil and Gas Authority is a limited company registered in England and Wales with registered number
   09666504 and VAT registered number 249433979. Our registered office is at 21 Bloomsbury Street, London, United Kingdom, WC1B 3HF
                                                                                                                                                                                                                                    6
Decommissioning Offshore Europe Seminar - September 6th 2017 - Oil and Gas Authority
Factors taken into consideration

                                                                                           Impact on the                                 Other users of the
                Stakeholders                                                                                                                   sea
                                                                                            Environment
                 and public                                                                                                               Views of the
                                                                                          Views of OPRED
                 view from                                                                                                                Fishermen’s
                                                                                           Environmental
                consultation                                                                                                              organisations
                                                                                             Managers

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                                                    Technical
                                                    feasibility
                                                    Views of the
                                                    Technical
                                                    Specialist                                                                                                Approval of a
                                                    OPRED                                                                                                   Decommissioning
                                                                                                                                                               programme
                                                                                                                                                            Secretary of State
                                                                                                   Economics and
                                                    Impact on Safety                                    Cost
                                                    Views of the                                    Views of the
                                                    HSE                                             Decom team
                                                                                                      in OGA

      We have a Comparative Assessment system which assesses 5 key areas to
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       to edit Masterdecision
             a balanced subtitlein style
                                   determining the decommissioning solution.
   © OGA 2017
   This presentation is for illustrative purposes only. The OGA makes no representations or warranties, express or implied, regarding the quality, completeness or accuracy of the information contained herein. All and any such
   responsibility and liability is expressly disclaimed. The OGA does not provide endorsements or investment recommendations. Oil and Gas Authority is a limited company registered in England and Wales with registered number
   09666504 and VAT registered number 249433979. Our registered office is at 21 Bloomsbury Street, London, United Kingdom, WC1B 3HF
                                                                                                                                                                                                                                    7
Decommissioning Context
Strategy & Programme
                                                                                                     Cost certainty and reduction

                                                                                                                               Government
                                                             Driving targeted cost efficiency programmes including innovative and regional approaches with
                                                                          extensive and effective knowledge sharing and best practice adoption
                                                                                                                      •   Long standing
                                                                                                                      •   Robust
                                                                                                               Delivery capability
                                                                                                                      •   Globally recognised
                                                            Developing an efficient and exportable low cost and profitable delivery capability supported by a
                                                             competent and efficient supply chain, a selection of business execution models all designed to
                                                                            allocate risk, align industry participants and drive down costs

                                                                                 Scope, guidance and stakeholder engagement

 Click to edit Master title style                            Working with BEIS and other relevant parties to identify and evaluate opportunities to further
                                                            optimise and define parameters for decommissioning scope and improve industry engagement

                                                                                                           Builds on the Strategy

                                                                                                          Focus over the next year

                                                                                             Sets out a number of key deliverables

                                                                                         Clear action plan and timetable for delivery

                                                                                                     Reviewed on an annual basis
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   © OGA 2017
                                               Jointly developed by OGA & Industry & issued in 2016
   This presentation is for illustrative purposes only. The OGA makes no representations or warranties, express or implied, regarding the quality, completeness or accuracy of the information contained herein. All and any such
   responsibility and liability is expressly disclaimed. The OGA does not provide endorsements or investment recommendations. Oil and Gas Authority is a limited company registered in England and Wales with registered number     8
   09666504 and VAT registered number 249433979. Our registered office is at 21 Bloomsbury Street, London, United Kingdom, WC1B 3HF
OGA Decommissioning Team

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   © OGA 2017
                               Currently in process of recruiting a new Head of Decommissioning
   This presentation is for illustrative purposes only. The OGA makes no representations or warranties, express or implied, regarding the quality, completeness or accuracy of the information contained herein. All and any such
   responsibility and liability is expressly disclaimed. The OGA does not provide endorsements or investment recommendations. Oil and Gas Authority is a limited company registered in England and Wales with registered number     9
   09666504 and VAT registered number 249433979. Our registered office is at 21 Bloomsbury Street, London, United Kingdom, WC1B 3HF
Decommissioning Programme
Review Process
• Standard review template
• Agreed with OGA and
  OPRED & in use
• Addresses:
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               – Cost estimate and
                 minimisation
 • Timing
 • OGA engagement
 • Reuse
 • Collaboration
 • Benchmarking
 • Future steps
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    © OGA 2017
    This presentation is for illustrative purposes only. The OGA makes no representations or warranties, express or implied, regarding the quality, completeness or accuracy of the information contained herein. All and any such
       Decommissioning – Status UpdateOGA & OPRED working together
    responsibility and liability is expressly disclaimed. The OGA does not provide endorsements or investment recommendations. Oil and Gas Authority is a limited company registered in England and Wales with registered number     10
    09666504 and VAT registered number 249433979. Our registered office is at 21 Bloomsbury Street, London, United Kingdom, WC1B 3HF
COP & DP Forecast

                                                                                  Major
                                                                                  Others

                                                                 Source: 2016 Stewardship Survey

  Volume of COP’s & decommissioning plans increasing into 2018 with majority in SNS                11
Operator Decommissioning Costs

                                                       7
  Gross Forecast Decommissioning Expenditure (£bn)

                                                                                       Majors
                                                       6
                                                                                       Others

                                                       5

                                                       4

                                                                                                         Five companies’
                                                       3                                                assets amount to
                                                                                                           50% of total
                                                                                                        decommissioning
                                                       2                                                       costs

                                                       1

                                                                                       Source: OGA Stewardship Survey 2016
                                                       0

                                                     Decommissioning – Status Update                                         12
Decommissioning Spend

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 Click to edit Master subtitle style                                                                                                                                              Source: 2016 Stewardship Survey

   © OGA 2017
               OGA–need
                    Statusto work with industry to optimise collaboration and phasing
   This presentation is for illustrative purposes only. The OGA makes no representations or warranties, express or implied, regarding the quality, completeness or accuracy of the information contained herein. All and any such
    Decommissioning        Update
   responsibility and liability is expressly disclaimed. The OGA does not provide endorsements or investment recommendations. Oil and Gas Authority is a limited company registered in England and Wales with registered number     13
   09666504 and VAT registered number 249433979. Our registered office is at 21 Bloomsbury Street, London, United Kingdom, WC1B 3HF
Key Deliverables
                                                     1Q                      2Q                      3Q                      4Q                      1Q                      2Q                      3Q                      4Q
       Activities                                   2017                    2017                    2017                    2017                    2018                    2018                    2018                    2018

Cost
                                                                            Cost Estimate HMT Cost                                                                     Cost Estimate                      HMT Cost
                                                                               Report      Profiles                                                                       Report                           Profiles

Delivery Capability                                                                                                                                                                                       Reissue Delivery
                                                                                                       SCAP                                   DNS / Accenture
                                                 DTF Workshop                                                                                                                                             Programme

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Well P&A
                                                                              Engagements &                                Select             Delivery                          External Report
                                                                                Workshops                                                      Plan

Operator Engagement
                                                                                             Internal                              External
                                                                                         Strategy & Plan                         Engagement
                                                                                                                                    Plan

Regulations in Practice
                                                                                    Road Test               CNS Workshop                             External Update
                                                                                    Workshop

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    © OGA 2017
    This presentation is for illustrative purposes only. The OGA makes no representations or warranties, express or implied, regarding the quality, completeness or accuracy of the information contained herein. All and any such
                             Key
       Decommissioning – Status  deliverables for OGA decommissioning team
                                Update
    responsibility and liability is expressly disclaimed. The OGA does not provide endorsements or investment recommendations. Oil and Gas Authority is a limited company registered in England and Wales with registered number     14
    09666504 and VAT registered number 249433979. Our registered office is at 21 Bloomsbury Street, London, United Kingdom, WC1B 3HF
Cost Estimate & Certainty
Cost Estimate

• Based on UKCS 2016/2017
  Stewardship Survey utilizing operator
  supplied data with current and
  proposed offshore facilities, pipelines,
  all wells and onshore terminals

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• Probabilistic approach used by
  combining ranges from survey
  classifications

• Approach and outputs reviewed with
  OPRED, HMT, HMRC and assured
  independently with Rider Hunt

• P50 probabilistic estimate is £59.7bn

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     © OGA 2017
     This presentation is for illustrative purposes only. The OGA makes no representations or warranties, express or implied, regarding the quality, completeness or accuracy of the information contained herein. All and any such
                   OGA– Status
        Decommissioning UKCSUpdate
                               decommissioning probabilistic cost estimate £59.7bn
     responsibility and liability is expressly disclaimed. The OGA does not provide endorsements or investment recommendations. Oil and Gas Authority is a limited company registered in England and Wales with registered number     15
     09666504 and VAT registered number 249433979. Our registered office is at 21 Bloomsbury Street, London, United Kingdom, WC1B 3HF
Need for Change
                                                                                                                                                                                                        P90

• Industry and government have

                                                                                                                      Probability
                                                                                                                                                                              P50
  shared desire to minimise cost                                                                                                                                                                             Business as
                                                                                                                                                                                                                usual

• Awareness that business as usual                                                                                                                 P10

  will not be sufficient to transform
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  cost
                                                                                                                                                                        Cost
• Typical improvements of 35%
  seen in other industries e.g.                                                                                                                                               P90

  automotive and aviation
                                                                                                                                                                                                   Transformational
• Minimum target of £39bn based                                                                                       Probability
                                                                                                                                                            P50                                       approach

  on 35% improvement on £59.7bn
                                                                                                                                    P10

                                                                                                                                                                        Cost
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    © OGA 2017
    This presentation is for illustrative purposes only. The OGA makes no representations or warranties, express or implied, regarding the quality, completeness or accuracy of the information contained herein. All and any such
       Decommissioning – StatusIndustry
                                Update decommissioning cost target £39bn
    responsibility and liability is expressly disclaimed. The OGA does not provide endorsements or investment recommendations. Oil and Gas Authority is a limited company registered in England and Wales with registered number     16
    09666504 and VAT registered number 249433979. Our registered office is at 21 Bloomsbury Street, London, United Kingdom, WC1B 3HF
Industry Performance
                                                        Brent                                                                      Murchison                                                                                           SNS

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 Estimated cost decreased over £1bn                                              2 years ahead of schedule, estimated                                                 Internal well P&A campaigns delivering
          over past 2 years                                                          final cost 88% of sanction cost                                                           50% cost reductions

    Work with supply chain: cost
 reduction in topsides and substructure                                             Lessons learned to help half cost of                                              Optimisation of schedule and market
                 removal                                                                      future projects                                                                      flexibility

Reduced well P&A costs: execution &
   contracting strategy, efficiency                                                 Early engagement with contractors,                                                    Multi-operator well P&A to further
           improvements                                                                    flexibility of schedule                                                      reduce costs and share experiences

 Learning transferable: Shell willing to                                          Sharing/engagement with regulators,
                                                                                                                                                                         Engaging with SNS peers/industry
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                share                                                                      peers and industry

      © OGA 2017
      This presentation is for illustrative purposes only. The OGA makes no representations or warranties, express or implied, regarding the quality, completeness or accuracy of the information contained herein. All and any such
                                   Tangible evidence of significant cost saving by industry
         Decommissioning – Status Update
      responsibility and liability is expressly disclaimed. The OGA does not provide endorsements or investment recommendations. Oil and Gas Authority is a limited company registered in England and Wales with registered number
      09666504 and VAT registered number 249433979. Our registered office is at 21 Bloomsbury Street, London, United Kingdom, WC1B 3HF
                                                                                                                                                                                                                                             17
Measuring Progress

• Future cost estimates will be
  normalised against 2016 baseline
  taking into account Inflation, scope

                                                                                                              Progress towards P50 Target
  additions & completions

• Values plotted to give a
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  percentage realisation towards
  target

• Improvements in estimates will be
  identified through operator
  engagements

• Reduction of 35% is at industry
  level and not expected from every
  operator for every asset                                                                                                                                                    Time

      Decommissioning – Status Update
 Click to edit Master subtitle style
   © OGA 2017
   This presentation is for illustrative purposes only. The OGA makes no representations or warranties, express or implied, regarding the quality, completeness or accuracy of the information contained herein. All and any such
                   Significant
      Decommissioning           cost improvements expected in next 10 years towards £39bn target
                      – Status Update
   responsibility and liability is expressly disclaimed. The OGA does not provide endorsements or investment recommendations. Oil and Gas Authority is a limited company registered in England and Wales with registered number
   09666504 and VAT registered number 249433979. Our registered office is at 21 Bloomsbury Street, London, United Kingdom, WC1B 3HF
                                                                                                                                                                                                                                    18
OGA and Industry Next Steps
• Decommissioning cost report issued 29th
  June, communicating current estimated cost
  (£59.7bn) and target (150
                                                                                                                                                                                                                                                                                                                    Northern North Sea
                                                                                                                                                                                                                                                                                                                           Mass (Te)
                                                                                                                                                                                                                                                                                                                             450
                                                                                                                                                                                                                                                                                                                            16,200
                                                                                                                                                                                                                                                                                                                                                 Premise
                                                                                                                                                                                                                                                                                                                                                 Remove
                                                                                                                                                                                                                                                                                                                                                 Remove
                                                                                                                                                                                                                                                                                                                                                                                          Pipeline(s)
                                                                                                                                                                                                                                                                                                                                                                                                Ref.:
                                                                                                                                                                                                                                                                                                                                                                                               PL631
                                                                                                                                                                                                                                                                                                                                                                                               PL870
                                                                                                                                                                                                                                                                                                                                                                                                              Description
                                                                                                                                                                                                                                                                                                                                                                                                              Inde D Platform (Perenco) to Inde CP Platform (Perenco)
                                                                                                                                                                                                                                                                                                                                                                                                              Ninian Southern Platform to Tie In At Base of NSP
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            OD (")
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 12
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                  Dist.(km)
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        5
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       25
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                              Product
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       Chemical Injector Part Remove
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        Injector Water   Leave
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     Premise
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                               Wells
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   Well Base

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                   Platform
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                           OGUK Type
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            Type 0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            Type 1
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            Type 2
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            Type 3
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            Type 4
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 Well-Count
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        7
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                       17
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    Execution Plan
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    Late-Life Management
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    Conclusion Added on Cost Category review tab

  key initiatives during 2017/2018
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        0                                0                                                                                  Type 0                      0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        0                                0                                                                                  Type 1                      0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        0                                0                                                          Subsea                  Type 2                      0
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        0                                0                                                                                  Type 3                      0                           P&A
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                        0                                0                                                                                  Type 4                      0                           Conclusion Added on Cost Category review tab

                                                                                                                                                          Scope & Cost Phasing (£MM)                      Prior Years         Future Cost           L/Cycle Cost          Est.Quality            % Lifecycle                 2017                    2018                      2019             2020                 2021                    2022                   2023                     2024                     2025                     2026                    2027                   2028                     2029                  2030                  2031 +
                                                                                                                                                          Operator Proj.Mgmt                          £           1 MM    £          16 MM      £          17 MM         AACE Class 3                5%                       £1                       £2                        £3               £3                  £3                      £2                     £2               £                  -    £                    -    £                   -   £                   -   £                 -    £                 -    £                  -   £                    -
                                                                                                                                                          Running/Owners Costs                        £           3 MM    £          66 MM      £          69 MM         AACE Class 3               21%                       £1                      £20                       £20              £20                  £5              £                 -   £                    -    £                  -    £                    -    £                   -   £                   -   £                 -    £                 -    £                  -   £                    -
                                                                                                                                                          Well P&A                                    £           4 MM    £          85 MM      £          89 MM         AACE Class 3               27%                       £5                      £20                       £40              £20           £                  -   £                 -   £                    -    £                  -    £                    -    £                   -   £                   -   £                 -    £                 -    £                  -   £                    -
                                                                                                                                                          Fac./Pipelines Make Safe                    £           5 MM    £           3 MM      £            8 MM        AACE Class 3                2%              £                  -   £                    -               £3       £              -     £                  -   £                 -   £                    -    £                  -    £                    -    £                   -   £                   -   £                 -    £                 -    £                  -   £                    -
                                                                                                                                                          Topsides Preparation                        £           1 MM    £           2 MM      £            3 MM        AACE Class 3                                £                  -   £                    -               £2       £              -     £                  -   £                 -   £                    -    £                  -    £                    -    £                   -   £                   -   £                 -    £                 -    £                  -   £                    -
                                                                                                                                                          Topsides Removal                            £           2 MM    £        125 MM       £         127 MM         AACE Class 3                                £                  -   £                    -   £                -         £50                  £75              £                 -   £                    -    £                  -    £                    -    £                   -   £                   -   £                 -    £                 -    £                  -   £                    -                 Fac./Pipeline Make Safe
                                                                                                                                                          Sub-structure removal                       £           3 MM    £           4 MM      £            7 MM        AACE Class 3                                £                  -   £                    -   £                -          £1                   £3              £                 -   £                    -    £                  -    £                    -    £                   -   £                   -   £                 -    £                 -    £                  -   £                    -                 Conclusion Added on Cost Category review tab
                                                                                                                                                                                                                                                                                                     44%
                                                                                                                                                          Super-/Sub-structure recycling              £           2 MM    £           1 MM      £            3 MM        AACE Class 3                                £                  -   £                    -   £                -   £              -     £                  -          £1             £                    -    £                  -    £                    -    £                   -   £                   -   £                 -    £                 -    £                  -   £                    -
                                                                                                                                                          Subsea infrastructure                       £           0 MM    £           0 MM      £            0 MM        AACE Class 3                                £                  -   £                    -   £                -   £              -     £                  -          £0             £                    -    £                  -    £                    -    £                   -   £                   -   £                 -    £                 -    £                  -   £                    -
                                                                                                                                                          Site remediation                            £           2 MM    £           1 MM      £            3 MM        AACE Class 3                                £                  -   £                    -   £                -   £              -     £                  -   £                 -           £1                £                  -    £                    -    £                   -   £                   -   £                 -    £                 -    £                  -   £                    -
                                                                                                                                                          Monitoring                                  £           1 MM    £           1 MM      £            2 MM        AACE Class 3                 1%             £                  -   £                    -   £                -   £              -     £                  -   £                 -           £1                £                  -    £                    -    £                   -              £1           £                 -    £                 -    £                  -             £0
                                                                                                                                                          Cessation of Production (Year)                     2018         £        304 MM       £         328 MM
                                                                                                                                                          Warm Stack
                                                                                                                                                          Cold Stack                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                Removals & Recycling
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    Conclusion Added on Cost Category review tab
                                                                                                                                                                                                                                    Decommissioning   Project Cost Uncertainty and UKCS Benchmarks                                                                                                                                                                                                                    Decommissioning Cost Breakdown (WBS)
                                                                                                                                                                                                     Scope & Cost Phasing (£MM)
                                                                                                                                                                                                                             Prior Years      Future Cost
                                                                                                                                                          £200                                       Operator Proj.Mgmt £                  1    £                16                                                                                                                                     £200
                                                                                                                                                                                                     Running/Owners Costs £                3    £                66
                                                                                                                                                                                                     Well P&A             £                4    £                85
                                                                                                                                                                                                     Fac./Pipelines Make Safe
                                                                                                                                                                                                                          £                5    £                 3                                                                                  Project P10 - P90 Range                                                                                                                                              2%           1%0% 1% 1%                          5%
                                                                                                                                                                                                     Topsides Preparation£                 1    £                 2                                                                                                                                                                                                                                                                                                                                                                                                                                 Contracting
                                                                                                                                                                                                     Topsides Removal     £                2    £               125                                                                                   Project Lifecycle Total Spend                                                                                                                                                                                                                                                                                                                 Conclusion Added on Cost Category review tab
                                                                                                                                                                                                     Sub-structure removal£                3    £                 4
                                                                                                                                                                                                     Super-/Sub-structure £
                                                                                                                                                                                                                          recycling        2    £                 1
                                                                                                                                                                                                     Subsea infrastructure£                -    £                 0                                                                                  UKCS Benchmark P10 - P50 Range                                                                                                                                                                                                                                                           21%
                                                                                                                                                                                                     Site remediation     £                2    £                 1
                                                                                                                                                          £150                                       Monitoring           £                1    £                 1                                                                                                                                     £150

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    Business Environment
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    Conclusion Added on Cost Category review tab
                                                                                                                                                                                                                                                                                                                                                                                                                            39%

• Update decommissioning stewardship survey
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    Operating Model
                                                                                                                                                          £100                                                                                                                                                                                                                                          £100
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    Conclusion Added on Cost Category review tab

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    Industry Collaboration
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    Conclusion Added on Cost Category review tab

                                                                                                                                                           £50                                                                                                                                                                                                                                          £50

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                     27%

                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                 1%
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                         2%                                                                                                                                                                                         Facilities re-use / Carbon Capture & Storage
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    Conclusion Added on Cost Category review tab

  in 2017 to provide improved information on
                                                                                                                                                                                                                                                                                                                                                                                                                                                  Operator Proj.Mgmt                 Running/Owners Costs             Well P&A                          Fac./Pipelines Make Safe        Topsides Preparation             Topsides Removal

                                                                                                                                                            £0                                                                                                                                                                                                                                          £0
                                                                                                                                                                      Project Management   Post-CoP Running Costs        Well P&A          Facilities/Pipelines Make   Topsides & Substructure   Topsides & Substructure     Subsea infrastructure          Site remediation          Monitoring                                                  Sub-structure removal              Super-/Sub-structure recycling   Subsea infrastructure             Site remediation                Monitoring
                                                                                                                                                                                                                                                       Safe               Prep. + Removal          recycling & disposal

                                                                                                                                                          Saving Opportunities                                                                                                                      vs Min                                       vs Mode
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                    Decommissioning Cost Phasing
                                                                                                                                                          Project Management                                                                                                                           £1                                            £0              MM
                                                                                                                                                                                                                                                                                                                                                                                              £100
                                                                                                                                                          Post-CoP Running Costs                                                                                                                      £63                                            £0              MM
                                                                                                                                                          Well P&A                                                                                                                                    £47                                           £31              MM                        £90
                                                                                                                                                          Facilities/Pipelines Make Safe                                                                                                               £5                                            £0              MM
                                                                                                                                                          Topsides & Substructure Prep. + Removal                                                                                                     £97                                            £3              MM                        £80
                                                                                                                                                          Topsides & Substructure recycling & disposal                                                                                                 £2                                            £1              MM
                                                                                                                                                          Subsea infrastructure                                                                                                                        £0                                            £0              MM                        £70

                                                                                                                                                          Site remediation                                                                                                                             £2                                            £0              MM
                                                                                                                                                                                                                                                                                                                                                                                               £60
                                                                                                                                                          Monitoring                                                                                                                                   £1                                            £0              MM
                                                                                                                                                                                                                                                                                      Total          £218                                           £36              MM

                                                                                                                                                                                                                                                                                                                                                                                              MM
                                                                                                                                                                                                                                                                                                                                                                                               £50

                                                                                                                                                          Summary / Conclusion                                                                                                                            23 March 2017                                       I.Fozdar                         £40

                                                                                                                                                          Conclusion Added on Cost Category review tab
                                                                                                                                                                                                                                                                                                                                                                                               £30

  decommissioning cost
                                                                                                                                                                                                                                                                                                                                                                                               £20

                                                                                                                                                                                                                                                                                                                                                                                               £10

                                                                                                                                                                                                                                                                                                                                                                                                   £-
                                                                                                                                                                                                                                                                                                                                                                                                              2017                    2018                   2019                         2020                    2021                      2022                    2023                    2024                       2025                   2026                     2027                     2028                       2029                2030   2031 +

                                                                                                                                                                                                                                                                                                                                                                                                                                             Operator Proj.Mgmt           Running/Owners Costs         Well P&A          Fac./Pipelines Make Safe     Topsides Preparation         Topsides Removal      Sub-structure removal        Super-/Sub-structure recycling        Subsea infrastructure       Site remediation          Monitoring

  Click to edit Master subtitle style
   © OGA 2017
   This presentation is for illustrative purposes only. The OGA makes no representations or warranties, express or implied, regarding the quality, completeness or accuracy of the information contained herein. All and any such
                        OGA and
      Decommissioning – Status    Industry working on ways to reduce decommissioning costs
                               Update
   responsibility and liability is expressly disclaimed. The OGA does not provide endorsements or investment recommendations. Oil and Gas Authority is a limited company registered in England and Wales with registered number
   09666504 and VAT registered number 249433979. Our registered office is at 21 Bloomsbury Street, London, United Kingdom, WC1B 3HF
                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                      19
Industry Cost Modelling
•    Develop a high level transparent decommissioning economic model that can be
     used by industry stakeholders to quantify opportunities for cost reduction
                   – Create an AACE Class 5 probabilistic model with a transparent
                     reference case, using OGUK WBS construct using BEIS data set
                   – Uncertainties such as asset base, end state, condition, methodology,
                     resources and timing to be appropriately considered
    Click to edit Master title style
                   – Economic model parameters will be explored to identify and articulate
                     cost reduction opportunities
                   – Model construct and outputs will be on a basin level basis by WBS to
                     maintain asset specific anonymity
•    OPRED/OGA/OGUK/Industry team established, with steerage by
     Decommissioning Task Force (DTF), to construct, review and evaluate the
     model and outputs.
•    Output will be shared at OGUK St Andrews Decommissioning conference end
     November with a publication issued by OGA
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      © OGA 2017
      This presentation is for illustrative purposes only. The OGA makes no representations or warranties, express or implied, regarding the quality, completeness or accuracy of the information contained herein. All and any such
         Decommissioning – StatusCost modelling led by BP with virtual team set up under DTF
                                  Update
      responsibility and liability is expressly disclaimed. The OGA does not provide endorsements or investment recommendations. Oil and Gas Authority is a limited company registered in England and Wales with registered number
      09666504 and VAT registered number 249433979. Our registered office is at 21 Bloomsbury Street, London, United Kingdom, WC1B 3HF
                                                                                                                                                                                                                                       20
Data Improvement
•   2017 UKCS Stewardship Survey will
    include improved decommissioning data
    collection processes, additional guidance
    and a request for new information on:-
                   – Contingency
                   – Rig reactivation costs
                   – topside/substructure weights
•   Click to edit Master title style
    Basis of Estimate Guidance
           – BOE template published to
              coincide with Decommissioning
              Cost Estimate Report
           – Template provides industry a
              standard basis of estimate that
              captures and communicates
              critical aspects of a project cost
              estimate
           – Helps operators standardise
              input of data in the 2017 UKCS
              Stewardship Survey
    Click to edit Master subtitle style
      © OGA 2017
           Decommissioning      data quality improvements from 2017 UKCS Stewardship Survey
      This presentation is for illustrative purposes only. The OGA makes no representations or warranties, express or implied, regarding the quality, completeness or accuracy of the information contained herein. All and any such
       Decommissioning – Status Update
      responsibility and liability is expressly disclaimed. The OGA does not provide endorsements or investment recommendations. Oil and Gas Authority is a limited company registered in England and Wales with registered number     21
      09666504 and VAT registered number 249433979. Our registered office is at 21 Bloomsbury Street, London, United Kingdom, WC1B 3HF
Operator Engagement
Cost Reduction
                                                                                               Cost certainty                              Delivery                            Regulatory                              Well
                                                                                               and reduction                              Capability                           Guidance                            Abandonment
                                                                                             • Benchmarking                        • Learning from                        • Improve                             • Campaign
                                                                                             • Metrics                               other industries                       awareness                             approach to
                                                   Owners Cost                                 identifying high                    • Innovative                           • Communicate                           well P&A
                                                                                               cost elements                         approach to                            requirements                        • E&A
                                                   Well P&A
                                                                                             • Standardisation                       contracting &                        • Develop tools                         suspended well
                                                                                               of methods                            commercial                             e.g. cleaning                         stewardship
                                                   Topside removal
           59.7bn                                                                            • Sharing good                          strategies                                                                 • Pilot and
                                                   Subsea Infrastructure                       practice                            • Changing                                                                     upscale

                                                                                                                                                                                                                                     Improve decommissioning efficiency
                                                                                                                                     behaviours

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                                                   Substructure removal

                                                   Onshore recycling

                                                                                                   10%-15%                               35%-45%                                15%-20%                                25%-35%
                                                         NNS

           59.7bn
                                                         WoS
                                                         CNS
                                                         SNS
                                                         IS
                                                                                                                                     Potential savings (not additive)
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   © OGA 2017
   This presentation is for illustrative purposes only. The OGA makes no representations or warranties, express or implied, regarding the quality, completeness or accuracy of the information contained herein. All and any such
                               Key focus areas identified and OGA working with industry
      Decommissioning – Status Update
   responsibility and liability is expressly disclaimed. The OGA does not provide endorsements or investment recommendations. Oil and Gas Authority is a limited company registered in England and Wales with registered number
   09666504 and VAT registered number 249433979. Our registered office is at 21 Bloomsbury Street, London, United Kingdom, WC1B 3HF
                                                                                                                                                                                                                                    22
Operator Engagement

• OGA web-based decom ‘regulatory
  roadmap’ being updated Q3 2017

• BEIS updating decommissioning
  guidance Q4 2017

• OGA Stewardship Implementation
  Guide (Decom) issued Q2 2017
 •   Plan for decom in place 6 years prior to CoP
 •   Execution & Contract Strategy in place 3 years
     prior to CoP

       Decommissioning – Status Update
                                     Structured engagement framework   24
Operator Dashboard
                                       Facilities Description & Tonnage                                                                                       Well Classification                               Commentary

                                       Pipelines Description & Tonnage

                                                                                Operator Input

 Click to edit Master title style
                      Cost Benchmarking                                                                                      Cost Breakdown (WBS)

                Areas of Potential Savings                                                                                                                Cost Phasing

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   © OGA 2017
   This presentation is for illustrative purposes only. The OGA makes no representations or warranties, express or implied, regarding the quality, completeness or accuracy of the information contained herein. All and any such
          Benchmarking
      Decommissioning      dashboard
                      – Status Update used to evaluate Operator decommissioning plans
   responsibility and liability is expressly disclaimed. The OGA does not provide endorsements or investment recommendations. Oil and Gas Authority is a limited company registered in England and Wales with registered number     25
   09666504 and VAT registered number 249433979. Our registered office is at 21 Bloomsbury Street, London, United Kingdom, WC1B 3HF
Benchmarking
            300

                                                                                                                                       Project P10-P90 Range

                                                                                                                                       Project Lifecycle Total
                                                                                                                                       Spend
            250
                                                                                                                                       UKCSBenchmark
                                                                                                                                       UKCS  Benchmark P10-P50
                                                                                                                                                       P50
                                                                                                                                       Range
                                                                                                                                       UKCS Benchmark P10

            200
Cost £ MM

            150

            100

            50

             0
                    Project      Post CoP      Well P&A   Facilities/Pipeline     Topsides &         Topsides &           Subsea           Site              Monitoring
                  Management   Running Costs                 Make Safe           Substructure       Substructure      Infrastructure    Remediation
                                                                                Prep & Removal   Recycling Disposal

                          OGA engage operators to challenge, share and transfer best practice                                                                             26
Delivery Capability
Decommissioning
 Supply            Overview
        Chain Opportunities
                                                                                                                                 Government
                                                                                                                                 •       Long standing
                                                                                                                                 •       Robust
                                                                                                                                 •       Globally recognised
                                                                                                                                                                  Steel
490,000           Topside                        130,000                  FPSO                                                          290,000                  Jacket                        15,000                Substructure
 tonnes           tonnage                           tonnes               tonnage                                                           tonnes                                               tonnes                 tonnage
                                                                                                                                                                tonnage

  Click to edit Master title style                                                                  Around 800
                                                                                                    platform and
                                                                                                     450 subsea
                                                                                                        wells

                                                                                                                                                                                     Source: BEIS Data 2015

       Decommissioning – Status Update
  Click to edit Master subtitle style
     © OGA 2017
     This presentation is for illustrative purposes only. The OGA makes no representations or warranties, express or implied, regarding the quality, completeness or accuracy of the information contained herein. All and any such
               Potential
        Decommissioning    size of
                        – Status   market based on anticipated COP dates up to end 2015
                                 Update
     responsibility and liability is expressly disclaimed. The OGA does not provide endorsements or investment recommendations. Oil and Gas Authority is a limited company registered in England and Wales with registered number     27
     09666504 and VAT registered number 249433979. Our registered office is at 21 Bloomsbury Street, London, United Kingdom, WC1B 3HF
Market Stimulating Initiatives
1. Supply Chain Action Plans (SCAP)
    • Concept already used in other energy sectors
    • Part of the enhanced asset stewardship process, FDPs and decommissioning plans
    • Workgroup with five operators and two supply chain companies means good industry buy-in

2. Decommissioning Supply Chain Capabilities
    •   SNS PILOT Well P&A Forum – 8 Operators participated - held two SME opportunity Hackathon events
    •   Report on UK supply chain decommissioning capability and capacity is being prepared
    •   Working with governments and industry to promote UK port and yards capability

3. 2035 Vision                                                                                     For Vision 2035 to be
                                                                                                    achieved, domestic
    •   OGA co-chairs the Supply Chain and Exports Taskforce                                       share of work to grow
                                                                                                  from 50-65% and share
    •   Exports workgroup ensures connections with DIT, SDI and UKEF
                                                                                                   of international export
    •   Focus on Norway by working closely with MPE and British Embassy                             market to grow from
    •   OGA assessing domestic and international opportunities for the UK Supply Chain                  3.7% to 7.4%

4. Influencing and Promoting
    •   Active participants in developing a Sector Deal
    •   Supporting new pilot scheme to change tendering between service sector and operators
    •   Industry demand intelligence portal ‘Project Pathfinder’ covering new and decommissioning projects

                                 OGA working with the service sector
     Decommissioning – Status Update                                                                                         28
Onshore Disposal
                                                     • Dales Voe Shetland official
                                                       opening was on 28th August
                                                       to dismantle Buchan Alpha
                                                       production facility

                                                     • Current site has a water
                                                       depth limit (13m) with
                                                       requirement to develop a
                                                       deeper water facility which
                                                       will need a investment

                                                     • UK and Scottish governments
                                                       supportive of
                                                       decommissioning

                                                     • Call on industry to provide
                                                       funding support

    Significant investment
  Decommissioning             required to develop Dales Voe as first UK “deep-water” site
                  – Status Update                                                           29
Well P&A
Suspended Open Water E&A Wells
• Stewardship process working with largest holders
  who hold nearly 40% of suspended open water E&A
  wells

• Meetings held with operators in Q2 to understand
  their individual plans

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• Review planned in Q3 with all operators to explore
  synergies and potential joint programmes

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   © OGA 2017
   This presentation is for illustrative purposes only. The OGA makes no representations or warranties, express or implied, regarding the quality, completeness or accuracy of the information contained herein. All and any such
           Current estimate
      Decommissioning – Status to P&A all current suspended open water E&A wells is £0.5bn
                               Update
   responsibility and liability is expressly disclaimed. The OGA does not provide endorsements or investment recommendations. Oil and Gas Authority is a limited company registered in England and Wales with registered number     30
   09666504 and VAT registered number 249433979. Our registered office is at 21 Bloomsbury Street, London, United Kingdom, WC1B 3HF
Multi Operator Scope
 • Cost reduction initiative investigating the optimal means of coordination of
   scope for multiple operators for decommissioning
 • Desire is that Cost-Optimal solution is available to all operators
 • Similar methodology could be applied to any element of scope where timing is
   flexible and there are suitable common requirements

 Click to edit Master title style

 Click to edit Master subtitle style
   © OGA 2017
   This presentation is for illustrative purposes only. The OGA makes no representations or warranties, express or implied, regarding the quality, completeness or accuracy of the information contained herein. All and any such
                To date
      Decommissioning    collaborative
                      – Status Update  approach by operators is not common practice
   responsibility and liability is expressly disclaimed. The OGA does not provide endorsements or investment recommendations. Oil and Gas Authority is a limited company registered in England and Wales with registered number     32
   09666504 and VAT registered number 249433979. Our registered office is at 21 Bloomsbury Street, London, United Kingdom, WC1B 3HF
Subsea Development Wells
• Subsea well P&A expenditure in range £10-15 billion over
  next 40 years
• Cost-Optimal execution could be achieved through a
  sufficiently large programme of continuous work but not all
  operators have scope within own portfolio to construct
  such a programme
• Savings in the range 10-30% have also been estimated
  Click to edit Master title style
  by supply chain companies amd collaboration could yield
  further improvements through sharing of knowledge and
  experience
• Access to the foundations for cost-optimal execution cash
  flow management
• Timing is flexible as there is no significant on going cost
  and common requirement for mobile asset and specialist
  services
• Provide common testing ground e.g. trial and
  implementation of new techniques and technologies
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    © OGA 2017
    This presentation is for illustrative purposes only. The OGA makes no representations or warranties, express or implied, regarding the quality, completeness or accuracy of the information contained herein. All and any such
                                    Value of opportunity £0.5 to £2.25bn
       Decommissioning – Status Update
    responsibility and liability is expressly disclaimed. The OGA does not provide endorsements or investment recommendations. Oil and Gas Authority is a limited company registered in England and Wales with registered number     31
    09666504 and VAT registered number 249433979. Our registered office is at 21 Bloomsbury Street, London, United Kingdom, WC1B 3HF
Next Steps
 • Working with operators and supply chain companies
 • Appraise coordination options and work through common challenges
 • Quantify the opportunity
 • Examine whether the current regulatory environment is providing the optimal
   solution for HMG

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 • Supply chain invite to participate imminent
 • Update to be issued at end Q4

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   © OGA 2017
   This presentation is for illustrative purposes only. The OGA makes no representations or warranties, express or implied, regarding the quality, completeness or accuracy of the information contained herein. All and any such
                                Objective: Cost-optimal Subsea Well P&A
      Decommissioning – Status Update
   responsibility and liability is expressly disclaimed. The OGA does not provide endorsements or investment recommendations. Oil and Gas Authority is a limited company registered in England and Wales with registered number     33
   09666504 and VAT registered number 249433979. Our registered office is at 21 Bloomsbury Street, London, United Kingdom, WC1B 3HF
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