40 CFR § 172.1 - Definitions.

---
identifier: "/us/cfr/t40/s172.1"
source: "ecfr"
legal_status: "authoritative_unofficial"
title: "40 CFR § 172.1 - Definitions."
title_number: 40
title_name: "Protection of Environment"
section_number: "172.1"
section_name: "Definitions."
chapter_name: "ENVIRONMENTAL PROTECTION AGENCY"
subchapter_number: "E"
subchapter_name: "PESTICIDE PROGRAMS"
part_number: "172"
part_name: "EXPERIMENTAL USE PERMITS"
positive_law: false
currency: "2026-04-05"
last_updated: "2026-04-05"
format_version: "1.1.0"
generator: "[email protected]"
authority: "7 U.S.C. 136c, 136w. Section 172.4 is also issued under 31 U.S.C. 9701."
regulatory_source: "40 FR 18782, Apr. 30, 1975, unless otherwise noted."
cfr_part: "172"
---


# 172.1 Definitions.

Terms used in this part have the same meaning as in the Act. In addition, as used in this part, the following terms shall apply:

*Act* means the Federal Insecticide, Fungicide and Rodenticide Act, as amended.

*Applicant* means any person who applies for an experimental use permit pursuant to section 5 of the Act.

*Cooperator* means any person who grants permission to a permittee or a permittee's designated participant for the use of an experimental use pesticide at an application site owned or controlled by the cooperator.

*Experimental animals* means individual animals or groups of animals, regardless of species, intended for use and used solely for research purposes. The term does not include animals intended to be used for any food purposes

*Participant* means any person acting as a representative of the permittee and responsible for making available for use, or supervising the use or evaluation of, an experimental use pesticide to be applied at a specific application site.

*Permittee* means any applicant to whom an experimental use permit has been granted.

*Value for pesticide purposes* means that characteristic of a substance or mixture of substances which produces an efficacious action on a pest.

[73 FR 75599, Dec. 12, 2008]