40 CFR § 180.1177
Potassium bicarbonate; exemption from the requirement of a tolerance
June 9, 2020
The biochemical pesticide potassium bicarbonate is exempted from the requirement of a tolerance in or on all raw agricultural commodities when applied as a fungicide or post-harvest fungicide in accordance with good agricultural practices.
[61 FR 67473, Dec. 23, 1996]