Customs Modernization and Tariff Act
Section 819. Stores to be Taken Away. - For purposes of this chapter, "stores to be taken away" means goods for sale to the passengers and the crew of vessels, aircrafts, or trains with a view to being landed, which are either on board upon arrival or are taken on board during the stay in the customs territory of vessels, aircrafts, or trains used, or intended to be used, in international traffic for the transport of persons for remuneration or for the industrial or commercial transport of goods, whether or not for remuneration.