++++ 1 . AGRICULTURE - COMMON ORGANIZATION OF THE MARKETS - EXPORT REFUNDS - ADVANCE FIXING - EXPORT CERTIFICATE ALSO RECORDING ADVANCE FIXING OF THE MONETARY COMPENSATORY AMOUNT - CERTIFICATE VALID IN ONLY ONE MEMBER STATE - EXPORT FROM ANOTHER MEMBER STATE - GRANT OF THE REFUND AT THE RATE FIXED IN ADVANCE - EXCLUDED ( COUNCIL REGULATION NO 2727/75, ART . 16 ( 4 ); COMMISSION REGULATION NO 243/78, ART . 2 ( 3 ) ) 2 . COMMUNITY LAW - PRINCIPLES - PROTECTION OF LEGITIMATE EXPECTATIONS - SCOPE - NATIONAL AUTHORITIES RESPONSIBLE FOR APPLYING COMMUNITY LAW - AUTHORITIES ACTING IN BREACH OF COMMUNITY RULES - NO LEGITIMATE EXPECTATIONS ( COMMISSION REGULATION NO 243/78, ART . 2 ( 3 ) )