A prior section 506, added Pub. L. 90–495, § 30, Aug. 23, 1968, 82 Stat. 832; amended Pub. L. 91–605, title I, § 137, Dec. 31, 1970, 84 Stat. 1735, related to replacement housing, prior to repeal by Pub. L. 91–646, title II, § 220(a)(10), Jan. 2, 1971, 84 Stat. 1903.

2005—Pub. L. 109–59 reenacted section catchline without change and amended text generally, substituting provisions relating to international highway transportation outreach program for similar former provisions which related to, in subsec. (a), establishment of an international highway transportation outreach program, in subsec. (b), activities which could be carried out under the program, in subsec. (c), cooperation with other entities, in subsec. (d), funding, and, in subsec. (e), State obligation of funds.