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  • T-1 Auction for 2025/26 Delivery Year

    The T-1 Auction for 2025/26 Delivery Year commences. Further details on the Auctions are location on the NESO's knowledge site.

  • T-4 Auction for 2028/29 Delivery Year

    The T-4 Auction for 2028/29 Delivery Year commences. Further details on the Auctions are location on the NESO's knowledge site.

  • T-1 Auction Results for 2025/26 Delivery Year

    T-1 Auction Results will be published between 14 - 17 March 2025. Further details on the Auction Results will be made available on the NESO's knowledge site.

  • T-4 Auction Results for 2028/29 Delivery Year

    T-4 Auction Results will be published between 21 - 24 March 2025. Further details on the Auction Results will be made available on the NESO's knowledge site.

  • Deadline to lodge CfD Supplier Credit Cover for Q2 2025

    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...

  • Deadline to demonstrate Satisfactory Performance

    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...