Section text and notes
Pub. L. 90–247, title IV, § 413Pub. L. 90–576, title III, § 301(b)82 Stat. 1094 Pub. L. 91–230, title IV, § 401(a)(9)84 Stat. 166 Pub. L. 92–318, title III, § 301(a)(1)86 Stat. 326 Pub. L. 93–380, title V, § 506(a)(2)(A)88 Stat. 563 Section, , formerly § 406, as added , , ; amended , , ; renumbered § 415, , , ; renumbered § 413, , , , related to availability of appropriations.