++++ 1 . AGRICULTURE - COMMON ORGANIZATION OF THE MARKETS - MILK AND MILK PRODUCTS - AID FOR THE PRIVATE STORAGE OF BUTTER - REIMBURSEMENT OF FINANCING COSTS - TAKING INTO ACCOUNT OF DIFFERENT INTEREST RATES ACCORDING TO THE MEMBER STATE WHERE THE BUTTER IS STORED - LEGALITY ( REGULATION NO 985/68 OF THE COMMISSION, ART . 10 ( 1 ); REGULATION NO 685/69 OF THE COMMISSION, ART . 24 ( 3 ) ( C ), AS AMENDED BY COMMISSION REGULATION NO 1746/84 ) 2 . AGRICULTURE - COMMON ORGANIZATION OF THE MARKETS - DISCRIMINATION BETWEEN PRODUCERS OR CONSUMERS - PROHIBITION - SCOPE ( EEC TREATY, ART . 40 ( 3 ), SECOND SUBPARAGRAPH ) 3 . COMMUNITY LAW - PRINCIPLES - PROTECTION OF LEGITIMATE EXPECTATION - LIMITS - AMENDMENTS TO THE RULES CONCERNING A COMMON ORGANIZATION OF THE MARKETS - POWER OF APPRAISAL OF THE COMMUNITY INSTITUTIONS