19 CFR § 162.61
Importing and exporting controlled substances
July 16, 2020
It shall be unlawful to import to or export from the United States any controlled substance or narcotic drug listed in schedules I through V of the Controlled Substances Act (Sec. 202, 84 Stat. 1247; 21 U.S.C. 812), unless there has been compliance with the provisions of said Act, the Controlled Substances Import and Export Act and the regulations of the Drug Enforcement Administration.
[T.D. 72-211, 37 FR 16488, Aug. 15, 1972, as amended by T.D. 78-99, 43 FR 13062, Mar. 29, 1978]