{"data":{"id":"us/21-cfr-12.37","jurisdiction":"us","citation":"21 CFR 12.37","heading":"Effective date of a regulation.","body":"(a) If no objections are filed and no hearing is requested on a regulation under § 12.20(e), the regulation is effective on the date specified in the regulation as promulgated.\n(b) The Commissioner shall publish a confirmation of the effective date of the regulation. The Federal Register document confirming the effective date of the regulation may extend the time for compliance with the regulation.","path":["Title 21—Food and Drugs","CHAPTER I—FOOD AND DRUG ADMINISTRATION, DEPARTMENT OF HEALTH AND HUMAN SERVICES","SUBCHAPTER A—GENERAL","PART 12—FORMAL EVIDENTIARY PUBLIC HEARING","Subpart B—Initiation of Proceedings"],"source_url":"https://www.ecfr.gov/api/versioner/v1/full/2026-08-25/title-21.xml","current_through":"2026-08-25","vintage":"","retrieved_at":"2026-08-27T02:24:47Z","sha256":"74683637174dd32a37159dc82c30ec9393b31e32c3f540617cafb11d08d9fd10","source_id":"us-cfr","stale":true,"prev":"us/21-cfr-12.35","next":"us/21-cfr-12.38"},"notice":"GroundRules: Original legal text. Not legal advice."}