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Regulations last checked for updates: Jan 11, 2026
Title 21 - Food and Drugs last revised: Dec 18, 2026
All Titles
Title 21
Chapter I
Part 251
Subpart A - Subpart A—General Provisions
§ 251.1 - Scope of the part.
§ 251.2 - Definitions.
authority:
21 U.S.C. 351
,
352
,
353
,
355
,
360
,
360
eee-1,
371
,
374
,
381
,
384
source:
85 FR 62126, Oct. 1, 2020, unless otherwise noted.
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