18 U.S. Code § 3107 - Service of warrants and seizures by Federal Bureau of Investigation
The Director, Associate Director, Assistant to the Director, Assistant Directors, agents, and inspectors of the Federal Bureau of Investigation of the Department of Justice are empowered to make seizures under warrant for violation of the laws of the United States.
1951—Act Jan. 10, 1951, included within its provisions the Associate Director and the Assistant to the Director.
Functions of all other officers of Department of Justice and functions of all agencies and employees of such Department, with a few exceptions, transferred to Attorney General, with power vested in him to authorize their performance or performance of any of his functions by any of such officers, agencies, and employees, by Reorg. Plan No. 2 of 1950, §§ 1, 2, eff. May 24, 1950, 15 F.R. 3173, 64 Stat. 1261, set out in the Appendix to Title 5, Government Organization and Employees.