The powers and duties given to the Secretary by sections 2634-2640 and 2767 of this title are also given to and imposed upon the inspectors when acting under the instructions and at the direction of the Secretary. (Added 1967, No. 102, § 16, eff. April 14, 1967; amended 1991, No. 227 (Adj. Sess.), § 7; 2003, No. 42, § 2, eff. May 27, 2003.)