148.61—Status as crewmembers.
The following persons arriving in the United States shall not be treated as crewmembers:
(a)
Members of the uniformed services of the United States and persons in the civil service of the United States engaged in the operation of a vessel, vehicle, or aircraft owned by, or under the complete control and management of, the United States or any of its agencies.
(c)
Persons not connected with the operation, navigation, ownership, or business of a vessel, vehicle or aircraft engaged in international traffic.