General Transportation Principal Document Offtake Arrangements Document European Interconnection Document Printer friendly version Related Files File AQ Validation Rules File Customer Settlement Error Claims Process – Guidance Document File Default System Marginal price statement applicable 01 October 2024 to gas day the 30 September 2025 (26 July 2024) File Demand Estimation Methodology (applicable from 10 April 2019) File Distribution Network Operator Designated Class 1 Guidance Document (20 August 2021) File EBC Rules v3.31 Approved (13 March 2023) File Emergency Curtailment Quantity (ECQ) Methodology File Framework for the Appointment of an Allocation of Unidentified Gas Expert v10.1a File Guidelines for Sub-Deduct Arrangements (Prime and Sub-Deduct Meters) File LDZ Shrinkage Adjustment Methodology File Performance Assurance Framework Document v5.0 (as at 01 November 2022) File PARR APPENDIX 1 - Performance Assurance Framework Document v5.3 (11 June 2024) File PARR APPENDIX 1 - Performance Assurance Framework Document v5.4 (20 August 2024) File Shared Supply Meter Points Guide & Procedures (effective from the CSS Implementation Date (CSSID)) (22 July 2022) File Shipper Communications in Incidents of CO Poisoning, Gas Fire/Explosions and Local Gas Supply Emergency File Standards of Service Query Management Operational Guidelines File UNC Derogation Guidance Document (11 October 2022) File UNC Data Dictionary Version 15 (13 November 2024) File UNC Operations Reporting Manual Version 15 (13 November 2024) File Uniform Network Code Validation Rules V9.0 (Effective 24 February 2024) Download All Files
File Default System Marginal price statement applicable 01 October 2024 to gas day the 30 September 2025 (26 July 2024)
File Shared Supply Meter Points Guide & Procedures (effective from the CSS Implementation Date (CSSID)) (22 July 2022)
File Shipper Communications in Incidents of CO Poisoning, Gas Fire/Explosions and Local Gas Supply Emergency