40 CFR 174.521 - Neomycin phosphotransferase II; exemption from the requirement of a tolerance.

Regulations last checked for updates: Feb 16, 2025

Title 40 - Protection of Environment last revised: Nov 16, 2025

View all text of Subpart W [§ 174.500 - § 174.552]

§ 174.521 - Neomycin phosphotransferase II; exemption from the requirement of a tolerance.

Residues of the neomycin phosphotransferase II (NPTII) enzyme are exempted from the requirement of a tolerance in all food commodities when used as a plant-incorporated protectant inert ingredient.

[72 FR 20435, Apr. 25, 2007]

authority: 7 U.S.C. 136-136y; 21 U.S.C. 321(q), 346a and 371

source: 66 FR 37814, July 19, 2001, unless otherwise noted.

cite as: 40 CFR 174.521