section_subject: "Effective date of a regulation."
cfr_reference: "21 CFR 12.37"
title_name: "Title 21"
title_subject: "Food and Drugs"
parts_covered: "Parts 1 to 99"
revised_date: "Revised as of April 1, 2019"
publication_date: "As of April 1, 2019"
contains_description: "Containing a codification of documents of general applicability and future effect"
publication_info: "Published by the Office of the Federal Register National Archives and Records Administration as a Special Edition of the Federal Register"
---
(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.