1 . APPLICATION FOR A DECLARATION THAT A MEASURE IS VOID - NATURAL OR LEGAL PERSONS - MEASURES OF DIRECT AND INDIVIDUAL CONCERN TO THEM - DECISION ADOPTED IN THE FORM OF A REGULATION - RIGHT OF ACTION ( EEC TREATY , SECOND PARA . OF ART . 173 ) 2.MEASURES ADOPTED BY THE INSTITUTIONS - REGULATION - CONCEPT ( EEC TREATY , SECOND PARA . OF ART . 189 ; COMMISSION REGULATION NO 1411/81 ; COUNCIL REGULATION NO 2761/81 ) 3.MEASURES ADOPTED BY THE INSTITUTIONS - LEGAL NATURE - REGULATION OR DECISION - DISTINCTION - CRITERIA - NATURE AND LEGAL EFFECTS OF THE MEASURE - PROCEDURES FOR ITS ADOPTION - NO EFFECT ( EEC TREATY , SECOND PARA . OF ART . 173 AND ART . 189 )