Regulations last checked for updates: Feb 06, 2026

Title 21 - Food and Drugs last revised: Dec 18, 2026
All TitlesTitle 21Chapter IPart 58Subpart G - Subpart G—Protocol for and Conduct of a Nonclinical Laboratory Study
authority: 21 U.S.C. 342,346,346a,348,351,352,353,355,360,360b-360f,360h-360j,371,379e,381; 42 U.S.C. 216,262,263b
source: 43 FR 60013, Dec. 22, 1978, unless otherwise noted.
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