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Rule2025-22540

Schedules of Controlled Substances: Extension of Temporary Placement of MDMB-4en-PINACA in Schedule I of the Controlled Substances Act

Primary source

Metadata and text below are from the Federal Register, a public-domain U.S. government work. Always verify the official published version before relying on it for any legal matter.

Published
December 11, 2025
Effective
December 12, 2025

Issuing agencies

Justice DepartmentDrug Enforcement Administration

Abstract

The Administrator of the Drug Enforcement Administration is issuing this temporary scheduling order to extend the temporary schedule I status of MDMB-4en-PINACA. The schedule I status of MDMB- 4en-PINACA is in effect through December 12, 2025. This temporary order will extend the temporary scheduling of MDMB-4en-PINACA for one year, or until the permanent scheduling action for this substance is completed, whichever occurs first. As a result of this order, the regulatory controls and administrative, civil, and criminal sanctions applicable to schedule I controlled substances will continue to be imposed 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 MDMB-4en-PINACA.

Indexed from Federal Register on December 11, 2025.

This is legal information, not legal advice. Laws vary by jurisdiction and change frequently. Always verify current law with official sources and consult a licensed attorney in your jurisdiction for advice on your specific situation.