7 U.S.C. § 5695
There are hereby authorized to be appropriated for the Service such sums as may be necessary to carry out the provisions of this subchapter.
(Pub. L. 95–501, title V, § 505, formerly § 506, as added Pub. L. 101–624, title XV, § 1531, , 104 Stat. 3687; renumbered § 505, Pub. L. 102–237, title III, § 314, , 105 Stat. 1856.)