++++ 1 . COMMON CUSTOMS TARIFF - DESCRIPTION OF GOODS - INTERPRETATION - ABSENCE OF COMMUNITY PROVISIONS - AUTHORITY OF EXPLANATORY NOTES AND CLASSIFICATION OPINIONS OF THE CONVENTION ON THE BRUSSELS NOMENCLATURE 2 . COMMON CUSTOMS TARIFF - DESCRIPTION OF GOODS - CLASSIFICATION OF A PRODUCT UNDER TARIFF HEADING 21.07 - REGULATION NO 241/70 OF THE COMMISSION - LEGISLATIVE NATURE - NO RETROACTIVE EFFECT 3 . COMMON CUSTOMS TARIFF - DESCRIPTION OF GOODS - CLASSIFICATION OF A PRODUCT UNDER TARIFF HEADING 21.04 - CRITERIA - DISCRETION OF THE NATIONAL COURT ( REGULATION NO 950/68 OF THE COUNCIL ) 4 . COMMON CUSTOMS TARIFF - ENTRY INTO FORCE - NO EFFECT ON THE BINDING CUSTOMS TARIFF NOTICES WITHIN THE MEANING OF ARTICLE 23 OF THE GERMAN ZOLLGESETZ ( REGULATION NO 950/68 OF THE COUNCIL, ARTICLE 1 )