Capacity Providers are required to provide Metering Test Certificates to the EMR Delivery Body. For Delivery Year 2026/27, the deadline to provide this to EMR DB is 31 March 2025 for the following CMU types: T-4 Auction: Proven DSR Existing Generating Existing Interconnector To obtain your Metering Test Certificate, you must first complete a Metering Test...

Suppliers are required to maintain their Credit Cover requirement using the Interim Levy Rate applicable for the Quarterly Obligation Period. The Interim Levy Rate of £9.257/MWh is effective from 1 April 2025 to 30 June 2025. If a Supplier is required to lodge additional Credit Cover, please ensure you have sufficient Credit Cover lodged by 5:00pm on 31 March 2025. We...

Capacity Providers (CPs) who have not met their Financial Commitment Milestone within 12 months of the Auction results (T-4 2027/28) must increase Credit Cover from £10k to £15k per MW per CMU. NESO have notified those CPs who have not met FCM within 12 months. The deadline to lodge additional Credit Cover with us is...

You must lodge enough Credit Cover no later than 12 working days before the start of the month to meet your monthly Credit Cover requirement for each month of the Delivery Year. The amount of Credit Cover is 110% of the monthly Capacity Market Supplier Charge. This is illustrated in the revised monthly Capacity Market...

By 30 April 2025, the following generating CMU types for both T-1 and T-4 Auctions are required to demonstrate Satisfactory Performance for the 2024/25 Delivery Year: Proven DSR Unproven DSR New Build Existing Generating Existing Interconnector Prospective Interconnector Refurbishing Further details on fulfilling this requirement is available on our Stakeholder Support for Capacity Providers webpage. Please contact...

By 31 May 2025, the following CMU types for the T-1 and T-4 Auction are required to complete Metering Assessments for the 2025/26 Delivery: Unproven DSR Further details on completing Metering Assessments is available on our Stakeholder Support for Capacity Providers webpage. We have provided information in G1 – Capacity Market Metering to aid with any technical queries you may...

Suppliers are required to maintain their Credit Cover requirement using the Interim Levy Rate applicable for the Quarterly Obligation Period. The Interim Levy Rate of £8.812/MWh is effective from 1 July 2025 to 30 September 2025. If a Supplier is required to lodge additional Credit Cover, please ensure you have sufficient Credit Cover lodged by 5:00pm on 30 June 2025....

By 5 July 2025, the following generating CMU types for the T-1 Auction are required to complete Metering Assessments for the 2025/26 Delivery: Existing Generating Proven DSR Existing Interconnector Further details on completing Metering Assessments is available on our Stakeholder Support for Capacity Providers webpage. We have provided information in G1 – Capacity Market Metering to aid with any technical...

For those Capacity Providers that did not demonstrate their Satisfactory Performance by 30 April 2025, you now have until 31 July 2025 to fulfill this requirement. If you do not fulfil this requirement by 31 July 2025, your capacity agreement will be terminated. This deadline is for the following generating CMU types for both T-1...

Capacity Providers are required to provide Metering Test Certificates to the EMR Delivery Body. For Delivery Year 2025/26, the deadline to provide this is 31 July 2025 for Unproven DSR for those with agreements from the T-4 Auction. To obtain your Metering Test Certificate, you must first complete a Metering Test on My EMRS by submitting a...