1 . TAX PROVISIONS - HARMONIZATION OF LAWS - TURNOVER TAX - COMMON SYSTEM OF VALUE-ADDED TAX - VALUE-ADDED TAX LEVIED ON THE IMPORTATION OF PRODUCTS FROM ANOTHER MEMBER STATE SUPPLIED BY A PRIVATE PERSON - NATURE OF INTERNAL TAXATION - DISCRIMINATORY CHARACTER - CONDITIONS ( EEC TREATY , ARTS 12 , 13 ( 2 ) AND 95 ) 2.TAX PROVISIONS - HARMONIZATION OF LAWS - VALUE-ADDED TAX - COMMON SYSTEM OF VALUE-ADDED TAX - VALUE-ADDED TAX LEVIED ON THE IMPORTATION OF PRODUCTS FROM ANOTHER MEMBER STATE SUPPLIED BY A PRIVATE PERSON - COMPATIBILITY WITH THE TREATY - CONDITIONS ( EEC TREATY , ART . 95 ; COUNCIL DIRECTIVE NO 77/388 , ART . 2 , POINT 2 ) 3.TAX PROVISIONS - INTERNAL TAXATION - DISCRIMINATION - PROHIBITION - VALUE-ADDED TAX LEVIED ON THE IMPORTATION OF PRODUCTS FROM ANOTHER MEMBER STATE SUPPLIED BY A PRIVATE PERSON - UNLAWFULNESS - CRITERIA ( EEC TREATY , ART . 95 )