Capacity Market auction parameters: letter from BEIS to National Grid ESO, July 2020

The letter from the Minister of State for Business, Energy and Clean Growth to National Grid Electricity System Operator (ESO) sets out the parameters (including the volume of capacity to be secured and de-rating factors for interconnectors) for the T-1 auction for 2021 to 2022 and the T-4 auction for 2024 to 2025.

The annex provides full details of auction parameters and the interconnector de-rating factors.