Events

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  • Tier 1 Disputes Results Day

    NESO (EMR Delivery Body) has completed the assessment and Applicants who disputed their initial prequalification decision are notified of appeal outcome. This date is confirmed within the Capacity Market Operational...

  • Mock System Stress Event Reporting Period

    On 18 February 2025, we will issue Mock System Stress Event Reporting to Capacity Providers. This reporting is to address data quality issues to improve the overall settlement accuracy if a...

  • 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.

  • Mock System Stress Event Reporting Period

    On 27 November 2025, we will issue Mock System Stress Event Reporting to Capacity Providers. This reporting is to address data quality issues to improve the overall settlement accuracy if...

  • Tier 1 Disputes Results Day

    NESO (EMR Delivery Body) has completed the assessment and Applicants who disputed their initial prequalification decision are notified of appeal outcome. This date is confirmed within the Capacity Market Operational...

  • Mock System Stress Event Reporting Period

    On 17 Februry 2026, we will issue Mock System Stress Event Reporting to Capacity Providers. This reporting is to address data quality issues to improve the overall settlement accuracy if...