For the purpose of all hearings and investigations conducted by the Commission or its duly authorized agents or agencies, section 161 of title 29 shall apply.
(Pub. L. 88–352, title VII, § 710, July 2, 1964, 78 Stat. 264; Pub. L. 92–261, § 7, Mar. 24, 1972, 86 Stat. 109.)