Case C-851/25 P: Order of the Court (Chamber determining whether appeals may proceed) of 9 June 2026 Appeal brought on 18 December 2025 by Swissgrid AG against the judgment of the General Court (Third Chamber, sitting with five Judges) of 8 October 2025 – T-558/23, Swissgrid v ACER (Appeal–Regulation (EU) 2017/2195–European Union Agency for the Cooperation of Energy Regulators (ACER)–Determination as to whether appeals should be allowed to proceed–Article 170b of the Rules of Procedure of the Court of Justice–Request failing to demonstrate that an issue is significant with respect to the unity, consistency or development of EU law–Refusal to allow the appeal to proceed)