1 . FREE MOVEMENT OF GOODS - DEROGATIONS - ARTICLE 36 OF THE TREATY - NARROWLY CONSTRUED - CONSUMER PROTECTION - FAIR TRADING - NO DEROGATION ( EEC TREATY , ART . 36 ) 2 . FREE MOVEMENT OF GOODS - QUANTITATIVE RESTRICTIONS - MEASURES HAVING EQUIVALENT EFFECT - PROVISIONS REQUIRING AN INDICATION OF ORIGIN ON IMPORTED ARTICLES OF JEWELLERY ( EEC TREATY , ART . 30 )