Go-live date: change of method to determine the GLSK of the CZ bidding zone
Published:
Dear Market Participants,
As communicated in the previous market message dated 15 January 2026 [Message board | JAO S.A. Leading service provider for TSOs], and in line with Article 24(5) of the Core DA CCM and Article 21(5) of the Core ID CCM, ČEPS would like to provide you with additional information regarding the upcoming change in the method used to determine the GLSK of the CZ bidding zone.
The new method will be applied in both the day-ahead (DA) and intraday (ID) timeframes. The go-live date for DA capacity calculation is planned to be 15 April 2026 for business day 17 April 2026. And subsequently, for the same business day, for the ID capacity calculation
Sincerely,
ČEPS