Regulations last checked for updates: Dec 17, 2025

Title 21 - Food and Drugs last revised: Dec 11, 2025
All TitlesTitle 21Chapter IPart 807Subpart A - Subpart A—General Provisions
authority: 21 U.S.C. 321,331,351,352,360,360c,360e,360e-4,360i,360j,360bbb-8b,371,374,379k,381,393; 42 U.S.C. 264,271
source: 42 FR 42526, Aug. 23, 1977, unless otherwise noted.
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