# Schedules of Controlled Substances: Temporary Placement of Seven Fentanyl-Related Substances in Schedule I; Correction
> **Rule** · Temporary amendment; temporary scheduling order; correcting amendment. · Published 2018-03-09 · 83 FR 10367
## Document
- **Document number:** 2018-04765
- **Category:** scheduling
- **Type:** Rule
- **Action:** Temporary amendment; temporary scheduling order; correcting amendment.
- **Citation:** 83 FR 10367
- **Publication date:** 2018-03-09
## Abstract

On February 1, 2018, the Drug Enforcement Administration placed seven fentanyl-related substances temporarily in schedule I of the Controlled Substances Act. Incorrect drug codes were assigned to valeryl fentanyl and ocfentanil. This document corrects the drug codes for those two substances.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2018/03/09/2018-04765/schedules-of-controlled-substances-temporary-placement-of-seven-fentanyl-related-substances-in)
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