16 U.S.C. § 4
Section, act Aug. 25, 1916, ch. 408, § 4, 39 Stat. 536, related to rights-of-way through public lands. See section 100303 of Title 54, National Park Service and Related Programs.
16 U.S.C. § 5
Section, acts Mar. 4, 1911, ch. 238, 36 Stat. 1253; May 27, 1952, ch. 338, 66 Stat. 95; Pub. L. 94–579, title VII, § 706(a), Oct. 21, 1976, 90 Stat. 2793; Pub. L. 113–287, § 7, Dec. 19, 2014, 128 Stat. 3272, which authorized heads of departments to grant easements for rights-of-way on “the public lands, national forests, and reservations of the United States” for electrical power and communications purposes, was omitted because its provisions, as they related to System units, were repealed by Pub. L. 113–287 and because act Mar. 4, 1911, is also classified to section 961 of Title 43, Public Lands. It was also classified to sections 420 and 523 of this title prior to their omission from the Code.
16 U.S.C. § 6
Section, act June 5, 1920, ch. 235, § 1, 41 Stat. 917, related to donations of lands within national parks and monuments and moneys. See section 101101 of Title 54, National Park Service and Related Programs.
16 U.S.C. § 6a
Section, act July 10, 1935, ch. 375, § 4, 49 Stat. 478, related to acceptance of gifts or bequests of money.
16 U.S.C. § 7
Section, act Jan. 24, 1923, ch. 42, 42 Stat. 1215, related to purchase of supplies or services for National Park Service.
16 U.S.C. § 7a
Section, act Mar. 18, 1950, ch. 72, § 1, 64 Stat. 27; Pub. L. 85–726, title XIV, § 1402(e), Aug. 23, 1958, 72 Stat. 807; Pub. L. 91–258, title I, § 52(b)(1), May 21, 1970, 84 Stat. 235, related to airports in national parks, monuments and recreation areas; construction, etc. See section 101501(b) of Title 54, National Park Service and Related Programs.
16 U.S.C. § 7b
Section, act Mar. 18, 1950, ch. 72, § 2, 64 Stat. 28; Pub. L. 89–763, Nov. 5, 1966, 80 Stat. 1313, related to acquisition of lands for airport use; contracts for operation and maintenance. See section 101501(c) of Title 54, National Park Service and Related Programs.
16 U.S.C. § 7c
Section, act Mar. 18, 1950, ch. 72, § 3, 64 Stat. 28, related to authorization to sponsor airport projects; use of funds. See section 101501(d) of Title 54, National Park Service and Related Programs.
16 U.S.C. § 7d
Section, act Mar. 18, 1950, ch. 72, § 4, 64 Stat. 28, related to jurisdiction over airports; public operation. See section 101501(e) of Title 54, National Park Service and Related Programs.
16 U.S.C. § 7e
Section, act Mar. 18, 1950, ch. 72, § 5, 64 Stat. 28, provided definitions for sections 7a to 7e. See section 101501(a) of Title 54, National Park Service and Related Programs.
16 U.S.C. § 8
Section, act Apr. 9, 1924, ch. 86, § 1, 43 Stat. 90, related to roads and trails in national parks and monuments; construction, etc. See section 101511(a) of Title 54, National Park Service and Related Programs.