21 CFR § 556.375
Maduramicin
June 25, 2020
(a) [Reserved]
(b) Tolerances. The tolerance for maduramicin (marker residue) is:
(1) Chickens. Fat (target tissue): 0.38 ppm.
(2) [Reserved]
(c) Related conditions of use. See §558.340 of this chapter.