1 . ACTION FOR ANNULMENT - NATURAL OR LEGAL PERSONS - TRADE ASSOCIATIONS - MEASURE CHALLENGED AFFECTING THE GENERAL INTERESTS OF THEIR CATEGORY - INADMISSIBILITY ( EEC TREATY , SECOND PARAGRAPH OF ART . 173 ) 2 . ACTION FOR FAILURE TO ACT - NATURAL OR LEGAL PERSONS - MEASURE APPLIED FOR - REGULATION - INADMISSIBILITY ( EEC TREATY , THIRD PARAGRAPH OF ART . 175 )