# Complex Polymeric Polyhydroxy Acids (CPPA); Amendment to the Exemption From the Requirement of a Tolerance
> **Rule** · Final rule. · Published 2021-02-19 · Effective 2021-02-19 · 86 FR 10178
## Document
- **Document number:** 2021-03362
- **Category:** pesticide
- **Federal Register citation:** 86 FR 10178
- **CFR reference:** 40 CFR 180
- **Publication date:** 2021-02-19
- **Effective date:** 2021-02-19
- **EPA docket:** EPA-HQ-OPP-2020-0146
## Abstract

This regulation amends the existing tolerance exemption for residues of Complex Polymeric Polyhydroxy Acids (CPPA) in or on all food commodities as a plant growth regulator to add use as a nematicide in pesticide formulations. FBSciences, Inc. submitted a petition to EPA under the Federal Food, Drug, and Cosmetic Act (FFDCA) requesting this amendment. This regulation adds use as a nematicide to the existing tolerance exemption of CPPA under FFDCA.

## Source
- [Federal Register document](https://www.federalregister.gov/documents/2021/02/19/2021-03362/complex-polymeric-polyhydroxy-acids-cppa-amendment-to-the-exemption-from-the-requirement-of-a)
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