Rule lifecycle · DOCKET:DEA-1356

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

Department of Justice, Drug Enforcement Administration — observed across 2 documents over 70 days. Use the source documents below before deciding whether this affects your business.

In plain English

The DEA is keeping a powerful synthetic drug called MDMB-4en-PINACA banned at the federal level through an extended temporary order that just took effect. If you work in any cannabinoid or hemp product business, immediately verify that your current inventory and all suppliers don't include this banned substance, or you risk serious federal criminal charges.

First seen

Oct 2, 2025

Last seen

Dec 11, 2025

Latest stage

Rule

PRORULE → RULE

70d

Effective on

Friday, December 12, 2025

Stage timeline

  1. Proposed·Oct 2, 2025

    Schedules of Controlled Substances: Placement of MDMB-4en-PINACA in Schedule I

    #2025-19348

  2. Final·Dec 11, 2025

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

    effective Dec 12, 2025#2025-22540