Official Journal
of the European Union

C series

C/2026/3990

3.8.2026

Action brought on 2 June 2026 – USF/EPSU-CJ v Court of Justice of the European Union

(Case T-346/26)

(C/2026/3990)

Language of the case: French

Parties

Applicant: Union Syndicale Fédérale/European Public Service Union – Court of Justice (Luxembourg, Luxembourg) (represented by: L. Levi and S. Rodrigues, lawyers)

Defendant: Court of Justice of the European Union

Forms of order sought

The applicant claims that the Court should:

—	declare the action admissible and well founded;

—	annul the opinion of 2 August 2023 of the Legal Adviser to the Court of Justice of the European Union, notified to the applicant on 24 March 2026;

—	order the Court of Justice of the European Union to pay a symbolic EUR 1 in respect of the damage suffered;

—	order the Court of Justice of the European Union to bear all the costs.

Pleas in law and main arguments

In support of its application, the applicant puts forward four pleas in law.

1.	First plea in law, alleging lack of competence on the part of the author of the opinion of 2 August 2023, notified to the applicant on 24 March 2026, and misuse of powers.

2.	Second plea in law, alleging infringement of the 2013 rules on the recognition and representativeness of trade unions and professional associations (OSPs).

3.	Third plea in law, alleging breach of the equal treatment of OSPs.

4.	Fourth plea in law, alleging infringement of the applicant’s independence as a union.

ELI: http://data.europa.eu/eli/C/2026/3990/oj

ISSN 1977-091X (electronic edition)