Section, Pub. L. 88–452, title IX, § 905, as added Pub. L. 92–424, § 27(a), Sept. 19, 1972, 86 Stat. 705, allowed head of any agency administering a program authorized under this chapter to conduct evaluations and take other action to same extent as Director under this subchapter, prior to the general amendment of this subchapter by Pub. L. 93–644, § 12, Jan. 4, 1975, 88 Stat. 2327.