++++ 1 . TAX PROVISIONS - HARMONIZATION OF LEGISLATION - TURNOVER TAXES - COMMON SYSTEM OF VALUE-ADDED TAX - VALUE-ADDED TAX LEVIED ON THE IMPORTATION OF PRODUCTS BY A PRIVATE INDIVIDUAL FROM OTHER MEMBER STATES - METHOD OF CALCULATION ( EEC TREATY, ART . 95; COUNCIL DIRECTIVE 77/388 ) 2 . TAX PROVISIONS - HARMONIZATION OF LEGISLATION - TURNOVER TAXES - COMMON SYSTEM OF VALUE-ADDED TAX - NATIONAL RULES FOR PENALIZING TAX AVOIDANCE - DIFFERENCE BETWEEN RULES REGARDING IMPORTATION AND THOSE REGARDING DOMESTIC TRANSACTIONS - PERMISSIBLE - CONDITION - NO DISPROPORTION BETWEEN THE PENALTIES ( EEC TREATY, ART . 95; COUNCIL DIRECTIVE 77/388 )