40 CFR 180.1423 - Calcium carbonate; exemption from the requirement of a tolerance.

Regulations last checked for updates: Aug 21, 2026

Title 40 - Protection of Environment last revised: Aug 21, 2026

View all text of Subpart D [§ 180.900 - § 180.1427]

§ 180.1423 - Calcium carbonate; exemption from the requirement of a tolerance.

An exemption from the requirement of a tolerance is established for residues of calcium carbonate in or on all raw agricultural commodities when used in accordance with label directions and good agricultural practices.

[91 FR 53198, Aug. 17, 2026]

authority: 21 U.S.C. 321(q), 346a and 371

source: 36 FR 22540, Nov. 25, 1971, unless otherwise noted.

cite as: 40 CFR 180.1423