9 CFR § 318.20
Use of animal drugs
November 6, 2020
Animal drug residues are permitted in meat and meat food products if such residues are from drugs which have been approved by the Food and Drug Administration and any such drug residues are within tolerance levels approved by the Food and Drug Administration, unless otherwise determined by the Administrator and listed herein.
[50 FR 32165, Aug. 9, 1985]