Federal Register Recent Federal Regulation Documents - Justia Regulation Tracker - Justia Regulations Tracker https://regulations.justia.com/regulations/fedreg/agencies/drug-enforcement-administration/2023/04/12?limit=200&registers=between&mode=atom 2024-12-22T12:56:22-08:00 Justia Inc https://www.justia.com/ Justia Regulations Tracker https://regulations.justia.com/images/justiafedregulations.gif Copyright 2011 Justia Inc https://regulations.justia.com/regulations/fedreg/2023/04/12/2023-07538.html Rule - Designation of 4-Piperidone as a List I Chemical 2023-04-12T00:00:00-07:00 2023-04-12T00:00:00-07:00 2023-07538 Rule https://www.govinfo.gov/content/pkg/FR-2023-04-12/pdf/2023-07538.pdf