1. Proceedings may be brought before the Court of Justice of the European Union, in accordance with Article 263 TFEU, contesting a decision taken by the Board of Appeal or, in cases where there is no right of appeal before the Board of Appeal, by the Authority.
2. Member States and the Union institutions, as well as any natural or legal person, may institute proceedings before the Court of Justice of the European Union against decisions of the Authority, in accordance with Article 263 TFEU.
3. In the event that the Authority has an obligation to act and fails to take a decision, proceedings for failure to act may be brought before the Court of Justice of the European Union in accordance with Article 265 TFEU.
4. The Authority shall be required to take the necessary measures to comply with the judgment of the Court of Justice of the European Union.