1 . MEASURES ADOPTED BY THE INSTITUTIONS - STATEMENT OF REASONS - DUTY - EXTENT - MEASURES HAVING GENERAL APPLICATION ( EEC TREATY , ART . 190 ) 2 . FREE MOVEMENT OF GOODS - QUANTITATIVE RESTRICTIONS - MEASURES HAVING EQUIVALENT EFFECT - TREATY PROVISIONS - INTENDED ADDRESSEES ( EEC TREATY ARTS 30 TO 36 ) 3 . APPROXIMATION OF LAWS - POWERS CONFERRED ON COMMUNITY INSTITUTIONS - DISCRETION - CONTROL OF HARMFUL ORGANISMS OF PLANTS - INSPECTION BY SAMPLING - FIXING OF FREQUENCY OF INSPECTION AT ONE-THIRD OF IMPORTS - PERMISSIBILITY ( EEC TREATY ARTS 43 AND 100 ; COUNCIL DIRECTIVE NO 77/93 , ART . 11 ( 3 ))