21 C.F.R. § 12.37
Effective date of a regulation.
Cite as 21 C.F.R. § 12.37 (2026)
(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.
(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.
- Cross-references to the CFR
- 12.20