1. Actions for annulment ° Action against a decision ° Revocation in the course of proceedings of the contested decision, on the ground of illegality ° Action rendered devoid of purpose ° No need to give a decision in the absence of legal interest on the part of the applicant in an annulment (EC Treaty, Art. 173) 2. Procedure ° Decision replacing, in the course of proceedings, the contested decision meanwhile revoked ° Whether new claims permissible ° Limits ° New claims relating to a decision not yet adopted ° Inadmissible 3. Actions for annulment ° Judgment annulling a decision ° Determination of the implications for the national authorities' obligations ° Lack of jurisdiction of the Community judicature (EC Treaty, Arts 173 and 174)