StacksVerified U.S. regulatory reference

40 CFR §725.426

Verified against eCFR.gov as of June 20, 2026View official text on eCFR.gov ↗
The Tier I exemption under § 725.424 applies only to a manufacturer or importer of a new microorganism that certifies that the microorganism will be used in all cases in compliance with §§ 725.420, 725.421, and 725.422.