A bill to amend section 274 of the Immigration and Nationality Act relating to the seizure of vessels, vehicles, and aircraft by the Immigration and Naturalization Service.

Amends the Immigration and Nationality Act to provide, with regard to the smuggling of aliens into the United States, that: (1) any conveyance, including vessels, vehicles, or aircraft used for such purposes (excluding common carriers not consenting to such act and stolen conveyances), shall be subject to seizure and forfeiture; (2) any conveyance may be seized without warrant if probable cause exists and circumstances exist where a warrant is not constitutionally required; (3) specified customs laws shall apply to such seizures; (4) seizures of vessels shall be subject to the Supplemental Rules of Certain Admiralty and Maritime Claims; (5) the Attorney General may retain for official use, sell, or require the General Services Administration to take custody of, any forfeited conveyance; and (6) in all forfeiture suits where the conveyance is claimed by any person the burden of proof shall be on such person, provided that probable cause for such forfeiture shall first be shown by the Government.