This Act, referred to in text, means act July 26, 1947, ch. 343, 61 Stat. 495, as amended, known as the National Security Act of 1947. For complete classification of this Act to the Code, see Short Title note set out under section 401 of this title and Tables.

Section was formerly classified to section 171–2 of Title 5 prior to the general revision and enactment of Title 5, Government Organization and Employees, by Pub. L. 89–554, § 1, Sept. 6, 1966, 80 Stat. 378.

Prior to the enactment of Title 10, Armed Forces, by act Aug. 10, 1956, subsecs. (a), (b), and (c) of this section were classified to sections 181–1 (c), 411a (a), and 626 (c), respectively, of former Title 5.

For transfer of authorities, functions, personnel, and assets of the Coast Guard, including the authorities and functions of the Secretary of Transportation relating thereto, to the Department of Homeland Security, and for treatment of related references, see sections 468 (b), 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.