Germany runs three capacity auctions from 2026, all delivering from 2031

When each auction runs, how much it buys, contract length and who can bid

Long-term capacity
8 September & 29 December 2026
9 GW de-rated · 15-year contracts · new gas and long-duration (10h+) generation, no demand-side response
Batteries: Effectively excluded
Generation capacity
18 May 2027
2 GW de-rated · 15-year contracts · all generation including storage, no demand-side response
Batteries: Can bid
Capacity auctions
1 December 2027 & 1 October 2029
Volume set by the regulator · 1, 7 or 15-year contracts · all generation, storage and demand-side response · two rounds (75% then 100%)
Batteries: Can bid
Delivery begins
November 2031
All winning contracts run from here. Auctions clear pay-as-bid, and volumes are counted in de-rated MW