1 . AGRICULTURE - COMMON ORGANIZATION OF THE MARKETS - WINE - QUALITY WINES PRODUCED IN SPECIFIED REGIONS - RULES ON PRODUCTION - DEROGATIONS - TRADITIONAL PRACTICES - SCOPE - OBLIGATION TO PROCESS GRAPES AND MUST WITHIN THE REGION WHERE THE GRAPES WERE HARVESTED - RULES GOVERNING THE DEROGATION - POWERS OF THE COMMISSION - RESTRICTION TO UNDERTAKINGS SITUATED IN THE IMMEDIATE PROXIMITY OF THE REGION WHERE THE GRAPES WERE HARVESTED - LEGALITY ( COUNCIL REGULATION NO 817/70 , ART . 5 ; COMMISSION REGULATION NO 1698/70 , ART . 2 ( 1 )) 2 . COMMUNITY LAW - PRINCIPLES - PROPORTIONALITY - RELEVANT CRITERIA 3 . AGRICULTURE - COMMON ORGANIZATION OF THE MARKETS - WINE - QUALITY WINES PRODUCED IN SPECIFIED REGIONS - RULES ON PRODUCTION - DEROGATIONS - PROCESSING OF GRAPES AND MUST OUTSIDE THE REGION WHERE THE GRAPES WERE HARVESTED - DEROGATION LIMITED TO UNDERTAKINGS SITUATED IN THE IMMEDIATE PROXIMITY OF THE REGION WHERE THE GRAPES WERE HARVESTED - UNDUE RESTRICTION ON THE EXERCISE OF FUNDAMENTAL RIGHTS - NONE ( COMMISSION REGULATION NO 1698/70 , ART . 2 ( 1 ))