# Schedules of Controlled Substances: Placement of Butonitazene, Flunitazene, and Metodesnitazene Substances in Schedule I
> **Proposed Rule** · Notice of proposed rulemaking. · Published 2024-04-11 · 89 FR 25544
## Document
- **Document number:** 2024-07694
- **Category:** scheduling
- **Type:** Proposed Rule
- **Action:** Notice of proposed rulemaking.
- **Citation:** 89 FR 25544
- **Publication date:** 2024-04-11
## Abstract

The Drug Enforcement Administration proposes placing butonitazene, flunitazene, and metodesnitazene including their isomers, esters, ethers, salts and salts of isomers, esters and ethers in schedule I of the Controlled Substances Act. If finalized, this action would make permanent the existing 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 these three specific controlled substances.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2024/04/11/2024-07694/schedules-of-controlled-substances-placement-of-butonitazene-flunitazene-and-metodesnitazene)
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