Capacity Market auction parameters: letter from BEIS to National Grid ESO, July 2019

This letter from the Interim Minister of State for Energy and Clean Growth, Chris Skidmore MP, to National Grid Electricity System Operator (ESO) setting out the parameters (including the volume of capacity to be secured and de-rating factors for interconnectors) for the T-1 auction for 2020 to 2021 and the T-4 auction for 2023 to 2024, and the provisional parameters for the T-3 auction for 2022 to 2023, should it be scheduled.

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