42 U.S.C. § 3057o
Of the funds appropriated under section 3057n(1) for a fiscal year, not more than 5 percent shall be made available to carry out part D for such fiscal year, provided that for such fiscal year—
(Pub. L. 89–73, title VI, § 644, as added Pub. L. 116–131, title V, § 501(1)(B), , 134 Stat. 267.)