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.
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7 events found.
Operational date
Events
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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.
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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...
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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...
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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...
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Publication frequency of Satisfactory Performance Day and Extended Performance Report increased to to weekly
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...
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Publication frequency of Satisfactory Performance Day and Extended Performance Report returning to fortnightly
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...