28 CFR 0.100 – General functions
The following-described matters are assigned to, and shall be conducted, handled, or supervised by, the Administrator of the Drug Enforcement Administration:
(a) Functions vested in the Attorney General by sections 1 and 2 of Reorganization Plan No. 1 of 1968.
(b) Except where the Attorney General has delegated authority to another Department of Justice official to exercise such functions, and except where functions under 21 U.S.C. § 878(a)(5) do not relate to, arise from, or supplement investigations of matters concerning drugs, functions vested in the Attorney General by the Comprehensive Drug Abuse Prevention and Control Act of 1970, as amended. This will include functions which may be vested in the Attorney General in subsequent amendments to the Comprehensive Drug Abuse Prevention and Control Act of 1970, and not otherwise specifically assigned or reserved by him.
(c) Functions vested in the Attorney General by section 1 of Reorganization Plan No. 2 of 1973 and not otherwise specifically assigned.