Imported goods are generally accompanied by a bill of lading or air waybill describing the goods.
From the en.wikipedia.org
The report also includes copies of what the authors say are the aircraft's charter agreement, the air waybill and the aircraft's certificate of registration.
From the nytimes.com
More examples
Bill of lading: a receipt given by the carrier to the shipper acknowledging receipt of the goods being shipped and specifying the terms of delivery
A waybill (US) or consignment note (UIC) is a document issued by a carrier giving details and instructions relating to the shipment of a consignment of goods. ...
A document that lists the final destination (and other details) of each part of a cargo
Document that contains the address of the shipper and recipient and other pertinent information. Used by air freight companies to transport and route shipments. Contains a number used in tracking shipments.
Description of goods with a common carrier freight shipment
A document prepared by a transportation line at the point of a shipment; shows the point of the origin, destination, route, consignor, consignee, description of shipment and amount charged for the transportation service. ...
A document (that looks like a bill of lading) issued by a carrier that describes the goods to be transported and that details the shipping particulars. Waybills are issued by both air carriers (air waybills) and ship lines (sea waybills). ...
This record accompanies the shipment during transit.
A document covering a shipment and showing the forwarding and receiving station, the names of consignor and consignee, the car initials and number, the routing, the description and weight of the commodity, instructions for special services, the rate, total charges, advances and waybill reference ...