Section was formerly classified to section 14081 of Title 42, The Public Health and Welfare, prior to editorial reclassification and renumbering as this section.

For transfer of functions, personnel, assets, and liabilities of the United States Customs Service of the Department of the Treasury, including functions of the Secretary of the Treasury relating thereto, to the Secretary of Homeland Security, and for treatment of related references, see sections 203(1), 551(d), 552(d), and 557 of Title 6, Domestic Security, and the Department of Homeland Security Reorganization Plan of November 25, 2002, as modified, set out as a note under section 542 of Title 6. For establishment of U.S. Customs and Border Protection in the Department of Homeland Security, treated as if included in Pub. L. 107–296 as of Nov. 25, 2002, see section 211 of Title 6, as amended generally by Pub. L. 114–125, and section 802(b) of Pub. L. 114–125, set out as a note under section 211 of Title 6.

For transfer of authorities, functions, personnel, and assets of the Bureau of Alcohol, Tobacco and Firearms, including the related functions of the Secretary of the Treasury, to the Department of Justice, see section 531(c) of Title 6, Domestic Security, and section 599A(c)(1) of Title 28, Judiciary and Judicial Procedure.

For abolition of Immigration and Naturalization Service, transfer of functions, and treatment of related references, see note set out under section 1551 of Title 8, Aliens and Nationality.