DPR 25-001 – Addition of Chitosan to List of Active Ingredients Allowed in Exempted Minimum Risk Pesticides

DPR amended Title 3, California Code of Regulations section 6147(a)(5)(A). This action adds chitosan to the list of active ingredients permitted in exempted pesticide products. This action mirrors the U.S. Environmental Protection Agency’s recent action adding chitosan to Title 40, Code of Federal Regulations section 152.25(f)(1) that was published in the Federal Register Vol. 87, No. 67364 on November 8, 2022.

Date Noticed: 01/31/2025
Effective Date: 08/13/2025
Status: Adopted
Section 100: No
Adopted: Yes
Status & Notes:
Filed with Secretary of State 8/13/2025
Comment Period:
  • 01/31/2025 - 03/17/2025

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