There are authorized to be appropriated such sums as may be necessary to carry out this chapter.
(Pub. L. 90–448, title XIV, § 1422, formerly § 1421, Aug. 1, 1968, 82 Stat. 599; renumbered § 1422, Pub. L. 96–153, title IV, § 409, Dec. 21, 1979, 93 Stat. 1132.)