++++ 1 . Common Customs Tariff - General rules applicable both to nomenclature and to duties - "Packings" within the meaning of Rule 2 - Beer barrels, beer bottles and beer crates - Inclusion - Subsequent return to the seller in another country - No effect 2 . Common Customs Tariff - Special provisions relating to packings imported full - Rule 1 ( a ) - Scope - Duty payable on packings at the rate applicable to the goods contained therein 3 . Common Customs Tariff - Value for customs purposes - Transaction value - Calculation - Packings not included in the price of the goods and intended to be returned to the seller in another country - Exclusion - Financial compensation payable by the buyer in respect of packings not returned - Cost to be added to the price paid - Post-clearance recovery ( Council Regulations Nos 1697/79, Art . 2, and 1224/80, Arts 3 and 8 ( 1 ) ( a ) )