Judgment of the General Court (Ninth Chamber, Extended Composition) of 11 December 2024.#Fédération de la fonction publique européenne section Conseil (FFPE section Conseil) v Council of the European Union.#Law governing the institutions – Agreement concluded between the Council and trade union or professional organisations for the implementation of Article 10c of the Staff Regulations – Procedure for verifying the criteria for the recognition and representativeness of trade union or professional organisations – Note providing information about the outcome of the verification procedure – Obligation to state reasons – Principle of good administration – Principle of performance in good faith