1 . BALANCE OF PAYMENTS - PROVISIONS OF THE TREATY - ARTICLE 104 - SCOPE - POWERS OF THE MEMBER STATES - LIMITS ( EEC TREATY , ART . 104 ) 2 . FREE MOVEMENT OF GOODS - EXCEPTIONS - ARTICLE 36 OF THE TREATY - STRICT INTERPRETATION - SCOPE ( EEC TREATY , ART . 36 ) 3 . FREE MOVEMENT OF GOODS - QUANTITATIVE RESTRICTIONS - MEASURES HAVING AN EQUIVALENT EFFECT - GOODS IMPORTED FROM OTHER MEMBER STATES - ADVANCE PAYMENT IN FOREIGN CURRENCY - PROVISION OF SECURITY OR BANK GUARANTEE - APPLICATION TO TRANSACTIONS OTHER THAN THOSE FOR SPECULATIVE PURPOSES - NOT PERMISSIBLE ( EEC TREATY , ART . 30 )