40 CFR § 180.1333
Potassium Salts of Hops Beta acids; exemption from the requirement of a tolerance
June 9, 2020
An exemption from the requirement of a tolerance is established for residues of the biochemical potassium salts of hops beta acids in or on honey and honeycomb, when used for the control of Varroa mites in accordance with label directions and good agricultural practices.
[80 FR 63683, Oct. 21, 2015]