1 . FREE MOVEMENT OF GOODS - QUANTITATIVE RESTRICTIONS - MEASURES HAVING EQUIVALENT EFFECT - NATIONAL LEGISLATION PRESCRIBING A MINIMUM RETAIL PRICE FOR BREAD - PERMISSIBILITY - CONDITIONS - DIFFERENCE OF TREATMENT FAVOURING IMPORTED BREAD - PERMISSIBLE ( EEC TREATY , ART . 30 ) 2 . COMMUNITY LAW - GENERAL PRINCIPLES - EQUAL TREATMENT - DISCRIMINATION ON GROUNDS OF NATIONALITY - PROHIBITION - NATIONAL LEGISLATION PRESCRIBING A MINIMUM RETAIL PRICE FOR BREAD - DIFFERENCE OF TREATMENT FAVOURING IMPORTED BREAD - PERMISSIBLE ( EEC TREATY , ART . 7 )