Special Classes of Merchandise
145.31Importations not over $800 in value.145.32Bona-fide gifts.145.34Personal and household effects and tools of trade.145.35United States products returned.145.36Articles for institutions.145.37Articles for the U.S. Government.145.38Diplomatic pouches.145.39Articles for diplomatic officers, representatives of international organizations, and foreign military personnel.145.40Plant material imported for immediate exportation.145.41Other conditionally and unconditionally free merchandise.145.42Proof for conditionally free merchandise.145.43Unaccompanied tourist shipments