1 . REFERENCES FOR PRELIMINARY RULINGS - JURISDICTION OF THE COURT - LIMITS ( EEC TREATY , ART . 177 ) 2 . AGRICULTURE - COMMON ORGANIZATION OF THE MARKETS - PRICE FORMATION - NATIONAL MEASURES - INCOMPATIBILITY WITH COMMUNITY RULES - CRITERIA 3 . AGRICULTURE - COMMON ORGANIZATION OF THE MARKETS - PIGMEAT - SELLING PRICE TO THE CONSUMER - MAXIMUM PROFIT MARGIN - UNILATERAL FIXING BY A MEMBER STATE - PERMISSIBILITY - CONDITIONS ( REGULATION NO 121/67/EEC OF THE COUNCIL )