... products transported through the territories of countries other than the exporting beneficiary country or, when Article 70 applies,other than the territory of other countries of the same regionalgroup, with or without transhipment or temporary warehousing withinthose countries, provided that transport through those countries isjustified for geographical reasons or exclusively on account oftransport requirements and that the products: -have remained under the supervision of the customs authorities of the country of transit or warehousing ...