Passengers who enter the U.S. on one aircraft and depart to a foreign area on another aircraft with accompanying baggage shall either:
(a) Submit their baggage to Customs for inspection; or
(b) Arrange with the importing carrier for the baggage to be processed under regular in-transit procedures.
When passengers choose not to have access to their baggage while in the U.S., the baggage shall be listed on the Air Cargo Manifest as provided in § 122.48.
(a) General baggage in transit may be inspected upon arrival, while in transit, and upon exportation. Carriers shall present in-transit baggage for inspection at any time found necessary by the port director.
(b) In-transit baggage shall be presented to a Customs officer for inspection and clearance before the baggage can be delivered to a passenger while in the U.S.