Under Capacity Market arrangements, all Capacity Market Units are required to demonstrate capacity at or above its Capacity Obligation during at least one Settlement Period on three separate Settlement Dates by 30 April of each Delivery Year. From 27 March 2026, the publication of the Satisfactory Performance Day (SPD) and Extended Performance (EP) Report will...
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Clock Change on Sunday 29 March 2026
We would like to remind those who submit metered data via a self-submission metering pathway that Sunday 29 March 2026 is a clock change. The clocks go forward an hour and this results in the Settlement Day, Sunday 29 March 2026 having 46 Settlement Periods. The method to deal with clock change days is described in Appendix 7... |
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Deadline to lodge CfD Supplier Credit Cover for Q2 2026
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....
Deadline to lodge Nuclear RAB Supplier Credit Cover for Q2 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 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... In its role as the Settlement Body, Electricity Settlements Company (ESC) has implemented the First Come, First Served (FCFS) process to ensure that each asset is only included in one Metering Configuration. At 10:00am on Tuesday 31 March 2026, the FCFS window opens for the 2026/27 Delivery Year. From this point, you can submit your... |
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