1 . ACTIONS FOR ANNULMENT - NATURAL OR LEGAL PERSONS - ACTS OF DIRECT AND INDIVIDUAL CONCERN TO THEM - DECISION ADOPTED IN THE FORM OF A REGULATION - PURPOSE OF INSTITUTING PROCEEDINGS ( EEC TREATY , SECOND PARA . OF ART . 173 ) 2 . ACTS OF THE INSTITUTIONS - LEGAL NATURE - REGULATION OR DECISION - DISTINCTION - CRITERIA ( EEC TREATY , ART . 189 ) 3 . AGRICULTURE - MONETARY COMPENSATORY AMOUNTS - REFUNDS ON EXPORTS OF SUGAR AWARDED IN NATIONAL CURRENCY - APPLICATION OF THE MONETARY COEFFICIENT - PURPOSE ( COMMISSION REGULATIONS ( EEC ) NOS 1182/78 , 1392/78 AND 1837/78 )