++++ Common commercial policy - Scope - System of generalized tariff preferences - Implementation - Community tariff quotas - Apportionment into national shares - Whether permissible in view of the requirement of uniformity in trade - Conditions Common Customs Tariff - System of generalized tariff preferences - Implementation - Community tariff quotas - Apportionment into national shares - Whether permissible under the customs union - Conditions ( EEC Treaty, Arts 9 and 113; Council Regulations No 3924/86 and No 3925/86 )