# Schedules of Controlled Substances: Temporary Placement of Mitragynine Pseudoindoxyl, MGM-15, and MGM-16 in Schedule I

**Action Urgency Score:** 20/100

| Field | Value |
|---|---|
| Agency | Justice Department; Drug Enforcement Administration |
| Type | Proposed rule |
| Action | Proposed amendment; notice of intent. |
| Published | 2026-07-06 |
| Significant | No |
| CFR parts | 21 CFR 1308 |
| Summary | The Administrator of the Drug Enforcement Administration is issuing this notice of intent to publish a temporary order to schedule three 7-hydroxymitragynine-related substances (mitragynine pseudoindoxyl, MGM-15, and MGM-16), including their isomers, esters, ethers, salts, and salts of isomers, esters, and ethers, whenever the existence of such isomers, esters, ethers, and salts is possible, in schedule I of the Controlled Substances Act. When it is issued, the temporary scheduling order will impose the regulatory controls and administrative, civil, and criminal sanctions applicable to schedul |
| Document number | 2026-13581 |

## Why this score


Source: Federal Register API (Office of the Federal Register) (https://www.federalregister.gov/documents/2026/07/06/2026-13581/schedules-of-controlled-substances-temporary-placement-of-mitragynine-pseudoindoxyl-mgm-15-and). Last refreshed: 2026-11-04T09:17:43.641Z.
Data from the Federal Register API; the published Federal Register document is authoritative. Informational only, not legal advice.