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    Modifications can be raised by any party to the UNC and should be made on the standard forms available at: 
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0781R - Review of the Unidentified Gas process

  1. UNC Modifications
  2. UNC Modifications
  3. Closed Modifications
  4. 0776 - 0800
  5. 0781R - Review of the Unidentified Gas process
pdf
Request Workgroup Report 0781R (08 June 2022) 320.01 KB
pdf
Request 0781R (13 September 2021) 240.33 KB

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  • Workgroup 0781R 26 May 2022
  • Workgroup 0781R 28 April 2022
  • Workgroup 0781R 24 March 2022
  • Workgroup 0781R 24 February 2022
  • Workgroup 0781R 27 January 2022
  • Workgroup 0781R 13 December 2021
  • Workgroup 0781R 25 November 2021
  • Workgroup 0781R 28 October 2021
‹ Workgroup 0780S 06 January 2022
Up
Workgroup 0781R 26 May 2022 ›
  • UNC Modifications
    • UNC Modifications
      • Modifications at Consultation
      • Live Modifications
      • Modifications Awaiting Implementation
      • Modifications Awaiting Ofgem Decision
      • Closed Modifications
        • 0001 - 0025
        • 0026 - 0050
        • 0051 - 0075
        • 0076 - 0100
        • 0101 - 0125
        • 0126 - 0150
        • 0151 - 0175
        • 0176 - 0200
        • 0201 - 0225
        • 0226 - 0250
        • 0251 - 0275
        • 0276 - 0297
        • 0298 - 0311 Suite of credit related Proposals raised following Review Group 0252
        • 0312 - 0325
        • 0326 - 0350
        • 0351 - 0375
        • 0376 - 0400
        • 0401 - 0425
        • 0426 - 0450
        • 0451 - 0475
        • 0476 - 0500
        • 0501 - 0525
        • 0526 - 0550
        • 0551 - 0575
        • 0576 - 0600
        • 0601 - 0625
        • 0626 - 0650
        • 0651 - 0675
        • 0676 - 0700
        • 0701 - 0725
        • 0726 - 0750
        • 0751 - 0775
        • 0776 - 0800
          • 0776S - Revision of the Modification Panel Meeting Location Requirement in the Modification Rules
          • 0777 - Removal of Obstacles to Market Withdrawal
          • 0778R - Gas Vacant Sites Process review
          • 0779/A - Introduction of Entry Capacity Assignments
          • 0780 - Amendment to Gas Quality NTS Entry Specification at the St Fergus SAGE System Entry Point
          • 0781R - Review of the Unidentified Gas process
            • Workgroup 0781R 26 May 2022
            • Workgroup 0781R 28 April 2022
            • Workgroup 0781R 24 March 2022
            • Workgroup 0781R 24 February 2022
            • Workgroup 0781R 27 January 2022
            • Workgroup 0781R 13 December 2021
            • Workgroup 0781R 25 November 2021
            • Workgroup 0781R 28 October 2021
          • 0782 - Creation of Independent AUGE Assurer (IAA) role
          • 0783R - Review of AQ Correction Processes
          • 0784S - Transition to the Central Switching Service and the Retail Energy Code v3.0
          • 0785 - Application of UNC processes to an aggregated Bacton (exit) Interconnection Point
          • 0786S - Amendment of the framework for the Bacton exit pressure service to interconnectors
          • 0787S - Introducing amendments to the interconnection agreement with Interconnector Limited to reflect latest operational standards and practices
          • 0788 (Urgent) - Minimising the market impacts of ‘Supplier Undertaking’ operation
          • 0789 - Energy Balancing Arrangements During the Operation of a Supplier Undertaking to Transporters
          • 0790 (Urgent) - Introduction of a Transmission Services Entry Flow Charge
          • 0791 (Urgent) - Contingency Gas Procurement Arrangements when a Supplier acts under a Deed of Undertaking
          • 0792S - Amendments to Cost Recovery under OAD
          • 0793S - Determination of Charging Area CVs (Daily CVs) – Modification of Calculation Process Arrangements
          • 0794S - Obligation for DNOs to Continue Provision of Gas Composition Information to National Grid NTS
          • 0795S - Arrangements for charging for revenue to pay valid Last Resort Supplier Payment claims
          • 0796 - Revision to the Determination of National Grid NTS Target Revenue for Transportation Charging
          • 0797 (Urgent) - Last Resort Supply Payments Volumetric Charges
          • 0798S - Enablement of Exit Assignment process at Interconnectors
          • 0800 - Introducing the concept of a derogation framework into Uniform Network Code (UNC) (Authority Direction)
        • 0801 - 0825
        • 0826 - 0850
        • 0851 - 0875
      • UNC Templates
      • Consents to Modify
      • Process Diagrams
      • Significant Code Reviews
      • Archived Modification Registers
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