Case T-95/23: Judgment of the General Court of 25 June 2025 – RWE Supply & Trading v ACER (Energy – Internal market for electricity – Regulation (EU) 2017/2195 – ACER decision on the amendment to the methodology for pricing balancing energy – Imposition of a temporary price limit – Appeal brought before the Board of Appeal of ACER – Specific conditions and arrangements concerning actions – Article 28(1) and Article 29 of Regulation (EU) 2019/942 – Inadmissibility due to lack of standing to bring an appeal before the Board of Appeal – Plea of illegality – Equality before the law and effective judicial protection – Lack of individual concern – Attributes or factual circumstances not raised – Time limit for bringing proceedings – No excusable error)
Date: 2025-06-25
Institutions: General Court
Subjects: electrical energy, energy grid, energy industry, fixing of prices, minimum price, price of energy, rights of the defence








C_202504285EN.000101.fmx.xml












Official Journal of the European Union


EN
C series













C/2025/4285


11.8.2025






Judgment of the General Court of 25 June 2025 – RWE Supply & Trading v ACER


(Case T-95/23)
                (1)

(Energy - Internal market for electricity - Regulation (EU) 2017/2195 - ACER decision on the amendment to the methodology for pricing balancing energy - Imposition of a temporary price limit - Appeal brought before the Board of Appeal of ACER - Specific conditions and arrangements concerning actions - Article 28(1) and Article 29 of Regulation (EU) 2019/942 - Inadmissibility due to lack of standing to bring an appeal before the Board of Appeal - Plea of illegality - Equality before the law and effective judicial protection - Lack of individual concern - Attributes or factual circumstances not raised - Time limit for bringing proceedings - No excusable error)
(C/2025/4285)
Language of the case: German

Parties


Applicant: RWE Supply & Trading GmbH (Essen, Germany) (represented by: U. Scholz, H. Weßling and M. von Armansperg, lawyers)

Defendant: European Union Agency for the Cooperation of Energy Regulators (represented by: P. Martinet, E. Tremmel and G. Bertrand, acting as Agents, and by R. van der Hout, J. Wiemer and C. Wagner, lawyers)

Re:

By its action under Article 263 TFEU, the applicant seeks, primarily, the annulment of Decision A-002-2022 of the Board of Appeal of the European Union Agency for the Cooperation of Energy Regulators (ACER) of 9 December 2022 dismissing as inadmissible the appeal brought by the applicant against ACER Decision No 03/2022 of 25 February 2022 on the amendment to the methodology for pricing balancing energy and cross-zonal capacity used for the exchange of balancing energy or operating the imbalance netting process, in so far as, in that decision, ACER had set, for a period of 48 months from 1 July 2022, a price limit up to which suppliers of balancing energy, such as the applicant, could exchange that energy on the European platforms PICASSO and MARI, and, in the alternative, the annulment of the initial decision.

Operative part of the judgment

The Court:






1.


Dismisses the action;










2.


Orders RWE Supply & Trading GmbH to pay the costs.






(1)  
            OJ C 164, 8.5.2023.


ELI: http://data.europa.eu/eli/C/2025/4285/oj
ISSN 1977-091X (electronic edition)