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 January 2026 to 31 March 2026, the Interim Levy Rate is £3.663/MWh. If your organisation is required to lodge additional Credit Cover to meet this requirement, please...

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 £10.576/MWh is effective from 1 January 2026 to 31 March 2026 If a Supplier is required to lodge additional Credit Cover, please ensure you have sufficient Credit Cover lodged by 5:00pm on 31 December 2025. We...

Following Tier 1 Disputes Results Day on 9 December 2025, those Conditionally Prequalified Applicants are required to provide Credit Cover within 15 Working Days (WDs) after Tier 1 Disputes Results Day; this deadline is 2 January 2026. Our Working Practice, WP35 – Applicant Credit Cover will provide you with the templates for Letter of Credit and...

The Department for Energy Security & Net Zero is seeking views on the proposed operational cost budgets and resulting levies for the Low Carbon Contracts Company (LCCC) and the Electricity Settlements Company (ESC) for the financial years 2026/27, 2027/28 and 2028/29. Read the consultation here: Low Carbon Contracts Company and Electricity Settlements Company Operational Costs 2026/27, 2027/28 and 2028/29  The consultation...

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 £10.260/MWh is effective from 1 April 2026 to 30 June 2026. 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....

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 April 2026 to 30 June 2026, the Nuclear RAB Interim Levy Rate is £4.683/MWh. If your organisation is required to lodge additional Credit Cover to meet this...

Capacity Providers (CPs) who have not met their Financial Commitment Milestone within 12 months of the Auction results (T-4 2028/29) 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...

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...