Regulations last checked for updates: Oct 25, 2026

Title 21 - Food and Drugs last revised: Oct 21, 2026
All TitlesTitle 21Chapter IPart 12Subpart A - Subpart A—General Provisions
authority: 21 U.S.C. 141-149,321,467f,679,821,1034; 42 U.S.C. 201,262,263b,264; 15 U.S.C. 1451-1461; 5 U.S.C. 551-558,701; 28 U.S.C. 2112.
source: 44 FR 22339, Apr. 13, 1979, unless otherwise noted.
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