Other ENC Documents

All other documents relating to ENCs are available here to download, including factsheets, proposals and consultations.

For more information, please contact [email protected]

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Following Brexit, NESO have been working with a market expert, Compass Lexecon, on the market options for Cross Border Balancing.  

The ESO and Compass Lexecon Cross Border Balancing webinar took place on 19 October 2023.  

In this webinar the ESO shared the results of the modelling of market options on Cross Border Balancing and allowed an opportunity to ask questions to both ESO and Compass Lexecon.

Watch the webinar here

Code Mapping

Consultations

Name Published
DC Glossary v4.0 1 Oct 2021
DC Auction Rules v4.0 1 Oct 2021
DC consultation letter and stakeholder responses summary 1 Oct 2021
DC GTC v3.1 6 Sep 2021
NTC Commercial Methodology Consultation Responses June 2021 27 Jul 2021
Response proforma "Consultation on BSC modifications impacting EBGL NCER" 3 Apr 2020
Consultation on BSC modifications impacting EBGL NCER 3 Apr 2020
Methodology for GB Commercial Arrangements relating to Interconnector Capacity Calculation 23 Feb 2020
Responses to the comments in relation to the consultation on Interconnector Capacity Calculation 17 Jan 2020
Interconnector Calculation Consultation 6 Nov 2019

Decision Letters, Associated Information, and Consultations

Name Published
STOR Art 18 Day ahead procurement decision letter 30 Mar 2021
Appendix 1 - Article 6(4) Derogation Request BM and STOR 10 Mar 2021
Article 6(4) Derogation Request Letter BM and STOR 10 Mar 2021
EBGL Art 26 Cover Letter and Annex 1 21 Dec 2020
Decision to approve the proposal for the definition and the use of STOR and the BM as specific products 21 Dec 2020
Decision to grant the ESO a derogation from the requirements of Article 6(4) of the Electricity Regulations for STOR and the BM 21 Dec 2020
Decision on Dynamic Containment EBGL Article 18 Ts and Cs 13 Oct 2020
Decision on Dynamic Containment EBGL Article 26(1) 13 Oct 2020
Decision on Dynamic Containment CEP derogation Article 6(2) 13 Oct 2020
CEP 6(2) Derogation DC Sept 2020 29 Sep 2020

European Connection Codes Customer Letter

GB Pricing Methodology

Joint European Stakeholder Group (JESG) Documents

Proposals (Pending Approval)

Name Published
DC Glossary Feb 2021 Final Draft 9 Feb 2021
SAR_2020_draft_track changes_SAR 1.4_final_for NRA approval 28 Oct 2020
SAR_2020_draft_clean version_final_for NRA approval 28 Oct 2020
Channel DA Fallback Proposal v3.0 approved 28 Oct 2020
Splitting Rules Additional Explanatory Note (final) 26 Oct 2020
Splitting Rules Methodology (following RfA)_redline 26 Oct 2020
Splitting Rules Methodology (following RfA)_clean 26 Oct 2020
LT CCM Channel (following RfA) proposal_TrackChanges 26 Oct 2020
LT CCM Channel (following RfA) proposal - CLEAN 26 Oct 2020
LTCZC Methodology Explanatory Memorandum 5 Feb 2020

Terms and Conditions or Methodologies

Name Published
CCR Channel Methodology for Regional Operational Security Coordination - SOGL Art76 24 Jul 2020
CCR Channel Methodology for Regional Operational Security Coordination SOGL Art76 - Explanatory Note 24 Jul 2020
FCA Art 10 IU LT CCM Explanatory Note Feb 2020 9 Apr 2020
FCA Art 10 IU LT CCM Feb 2020 9 Apr 2020
NCER T and Cs to act as defence and restoration providers 7 Jan 2020
FCA Art 49 and Art 59 SAP Cost Sharing Methodology 7 April 2017 20 May 2019
CACM Art 44 IU fallback procedures November 2018 18 Apr 2019
ACER IDCZP single methodology for pricing intraday cross-zonal capacity CACM Art 55 27 Mar 2019
DA Scheduled Exchange methodology for CACM Art 43 approved by Ofgem 27 Mar 2019
ID Scheduled Exchange methodology for CACM ART 56 approved by Ofgem 27 Mar 2019