# Designation of Phenethyl Halides as List I Chemicals

**Action Urgency Score:** 20/100

| Field | Value |
|---|---|
| Agency | Justice Department; Drug Enforcement Administration |
| Type | Proposed rule |
| Action | Notice of proposed rulemaking. |
| Published | 2026-07-09 |
| Comments close | 2026-08-10 |
| Significant | No |
| CFR parts | 21 CFR 1310 |
| Summary | The Drug Enforcement Administration is proposing the control of phenethyl halides as list I chemicals under the Controlled Substances Act (CSA). Phenethyl halides are important to the illicit manufacture of fentanyl, as well as fentanyl analogues, and fentanyl- related substances as they are often used in synthetic routes to manufacture these substances. Further, in the respective synthetic routes in which they are used to manufacture fentanyl, fentanyl analogues, and fentanyl-related substances, various phenethyl halides, such as phenethyl bromide and phenethyl chloride, can be substituted fo |
| Document number | 2026-13825 |

## Why this score


Source: Federal Register API (Office of the Federal Register) (https://www.federalregister.gov/documents/2026/07/09/2026-13825/designation-of-phenethyl-halides-as-list-i-chemicals). Last refreshed: 2026-11-04T21:40:49.974Z.
Data from the Federal Register API; the published Federal Register document is authoritative. Informational only, not legal advice.