Schedules of Controlled Substances: Placement of 4-Chloromethcathinone in Schedule I
Abstract
With the issuance of this final rule, the Drug Enforcement Administration places 4-chloromethcathinone (4-CMC, 1-(4-chlorophenyl)- 2-(methylamino)propan-1-one), including its salts, isomers, and salts of isomers, in schedule I of the Controlled Substances Act. This action is being taken, in part, to enable the United States to meet its obligations under the 1971 Convention on Psychotropic Substances. This action imposes the regulatory controls and administrative, civil, and criminal sanctions applicable to schedule I controlled substances on persons who handle (manufacture, distribute, reverse distribute, import export, engage in research, conduct instructional activities or chemical analysis with, or possess) or propose to handle 4- chloromethcathinone.
Federal Register Source
This document is published by the Office of the Federal Register, National Archives and Records Administration. Access the full regulatory text, preamble, and docket comments below.
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Frequently Asked Questions
What is the 2025-20004 Federal Register document?
Document 2025-20004 is a Final Rule published by the Department of Justice in the Federal Register on November 17, 2025, with an effective date of December 17, 2025. With the issuance of this final rule, the Drug Enforcement Administration places 4-chloromethcathinone (4-CMC, 1-(4-chlorophenyl)- 2-(methylamino)propan-1-one), including its salts, isomers, and salts of isomers, in schedule I of the Controlled Substances Act. This action is being taken, in part, to enable the United States to meet its obligations under the 1971 Convention on Psychotropic Substances. This action imposes the regulatory controls and administrative, civil, and criminal sanctions applicable to schedule I controlled substances on persons who handle (manufacture, distribute, reverse distribute, import export, engage in research, conduct instructional activities or chemical analysis with, or possess) or propose to handle 4- chloromethcathinone. View the original at https://www.federalregister.gov/documents/2025/11/17/2025-20004/schedules-of-controlled-substances-placement-of-4-chloromethcathinone-in-schedule-i.
Is document 2025-20004 an economically significant rule?
No. Document 2025-20004 is not classified as economically significant under Executive Order 12866. Economically significant rules require OIRA review and are estimated to have impacts of $100 million or more per year.