2012 U.S. Code
Title 50 - War and National Defense
Chapter 15 - NATIONAL SECURITY (§§ 401 - 442b)
Subchapter II - MISCELLANEOUS AND CONFORMING PROVISIONS (§§ 405 - 412)
Section 410 - “Function” and “Department of Defense” defined

(a) As used in this Act, the term “function” includes functions, powers, and duties.

(b) As used in this Act, the term “Department of Defense” shall be deemed to include the military departments of the Army, the Navy, and the Air Force, and all agencies created under title II of this Act.

(July 26, 1947, ch. 343, title III, §308, 61 Stat. 509; Aug. 10, 1949, ch. 412, §12(e), 63 Stat. 591.)

Section 307 of Pub. L. 87–651, title III, Sept. 7, 1962, 76 Stat. 526, repealed subsection (a) of this section less its applicability to sections 401, 402, 403, 404, and 405 of this title.

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.

Title II of this Act, referred to in subsec. (b), means title II of the National Security Act of 1947, act July 26, 1947, ch. 343, 61 Stat. 499, as amended, which enacted sections 408 and 409 of this title and sections 171, 171–1, 171–2, 171a, 171c, 171d, and 171e to 171i of former Title 5, Executive Department and Government Officers and Employees, amended sections 1 and 11 of former Title 5 and section 1517 of Title 15, Commerce and Trade, and enacted a provision formerly set out as a note under section 135 [now 137] of Title 10, Armed Forces. Section 171 of former Title 5 was repealed by Pub. L. 87–651, title III, §307, Sept. 7, 1962, and reenacted in part as section 131 of Title 10. Sections 171e, 171f, and 171g of former Title 5 were repealed by act Aug. 10, 1956, ch. 1041, §53, 70A Stat. 641, and reenacted as sections 171, 141, 142, and 143 [see Prior Provisions notes preceding section 151] of Title 10, respectively. Sections 171–1 and 171–2 of former Title 5 were transferred to sections 408 and 409 of this title, respectively. For complete classification of title II to the Code, see Tables.

Section was formerly classified to section 171n 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.

1949—Subsec. (b). Act Aug. 10, 1949, substituted definition of “Department of Defense” for definition of “budget program”.