Cases T-600/23 and T-612/23: Judgment of the General Court of 1 October 2025 – BNetzA and Germany v ACER (Energy – Internal market for electricity – Regulation (EU) 2015/1222 – Regulation (EU) 2019/943 – Allocation of cross-zonal capacity between bidding zones and congestion management – Determination of common regional methodologies for the calculation of daily and intraday capacity – Proposals from the transmission system operators of the Core capacity calculation region – Internal critical network elements – Economic efficiency – Power transfer distribution factor (PTDF) – Decision of the Board of Appeal of ACER)