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The Capacity Market Advisory Group (CMAG) and Ofgem are hosting a webinar on the 2026 Capacity Market Statutory Consultation. The session cover the proposed changes to the Capacity Market Rules and provide attendees with the opportunity to ask questions and share feedback. To secure your spot, please register here. Attendees can submit questions in advance...
Ofgem have published a statutory consultation and are seeking feedback on 13 Capacity Market Change Proposals. For each change proposal, Ofgem have set out the policy context, the proposed solution and its implications, summarised the Capacity Market Advisory Group discussion, and presented their minded-to position. To support Capacity Providers’ understanding of the change proposals being...
By 1 June 2026, the following CMU types for the T-1 and T-4 Auction are required to complete Metering Assessments for the 2026/27 Delivery: Unproven DSR (1 year Agreement) Further details on completing Metering Assessments are available on our Stakeholder Support for Capacity Providers webpage. We have also provided information in G1 – Capacity Market...
Suppliers are required, under the Electricity Capacity (Supplier Payment etc.) Regulations 2014, to provide a forecast of Gross Demand for the Period of High Demand: 4pm to 7pm on Working Days from November through to February for the 2026/27 Delivery Year. This forecast is used to calculate Suppliers’ monthly Capacity Market (CM) Supplier Charge and monthly...
Suppliers are required to maintain their Credit Cover requirement using the Interim Levy Rate applicable for the Quarterly Obligation Period. The CfD Interim Levy Rate of £10.559/MWh is effective from 1 July 2026 to 30 September 2026. If a Supplier is required to lodge additional Credit Cover, please ensure you have sufficient Credit Cover lodged by 5:00pm on 30 June 2026....
Suppliers are reminded that they must maintain their Credit Cover requirement using the Interim Levy Rate applicable for the Quarterly Obligation Period. For the Quarterly Obligation Period from 1 July 2026 to 30 September 2026, the Nuclear RAB Interim Levy Rate is £4.488/MWh. If your organisation is required to lodge additional Credit Cover to meet this...
By 4 July 2026, the following CMU types for the T-1 Auction are required to complete Metering Assessments for the 2026/27 Delivery: Proven DSR Existing Generating / Existing Interconnector Further details on completing Metering Assessments are available on our Stakeholder Support for Capacity Providers webpage. We have also provided information in G1 – Capacity Market Metering to aid with...
You’re invited to a Prequalification Launch event hosted by NESO (Delivery Body) on Wednesday 29 July 2026. Click here to register. The event will include morning presentations from the Delivery Body, Ofgem, DESNZ and ourselves. After lunch, there will be a number of breakout sessions led by subject matter experts, focusing on key prequalification topics relevant to Prequalification...
By 3 August 2026, the following CMU types for the T-4 Auction will need to provide Metering Test Certificates to the EMR Delivery Body (DB) for the 2026/27 Delivery Year: Unproven DSR (1 year Agreement) To obtain your Metering Test Certificate, you must first complete a Metering Test on My EMRS by submitting a Single Line...
By 17 August 2026, the following CMU types for the T-1 Auction will need to provide Metering Test Certificates to the EMR Delivery Body (DB): Unproven DSR (1 year Agreement) To obtain your Metering Test Certificate, you must first complete a Metering Test on My EMRS by submitting a Single Line Diagram, Metering Statement and any...
