Citation

86 FR 16667

Canonical document for this Federal Register citation.

Schedules of Controlled Substances: Placement of cyclopentyl fentanyl, isobutyryl fentanyl, para-chloroisobutyryl fentanyl, para-methoxybutyryl fentanyl, and valeryl fentanyl in Schedule I; Correction Wednesday, March 31, 2021 86 FR 16667