# 40 C.F.R. § 725.238 (2026): Activities conducted outside a structure

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/CFR_T40_P725_S725_238

## Section

- **Citation:** 40 C.F.R. § 725.238 (2026)
- **Heading:** Activities conducted outside a structure
- **Jurisdiction:** Federal
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** August 14, 2026
- **Source:** Compiled text
- **Location:** Title 40 CFR: Protection of Environment / Chapter I / Part 725 / Subpart E / § 725.238: § 725.238   Activities conducted outside a structure.

## Text

(a) Exemption. (1) Research and development activities involving intentional testing in the environment of certain microorganisms listed in § 725.239 may be conducted without prior review by EPA if all of the conditions of this section and § 725.239 are met. (2) The research and development activity involving a microorganism listed in § 725.239 must be conducted by, or directly under the supervision of, a technically qualified individual, as defined in § 725.3. (b) Certification. To be eligible for the exemption under this section, a manufacturer or importer must submit to EPA prior to initiation of the activity a document signed by an authorized official containing the following information: (1) Name, address, and telephone number of the manufacturer or importer. (2) Location, estimated duration, and planned start date of the test. (3) Certification of the following: (i) Compliance with the conditions of the exemption specified for the microorganism in § 725.239. (ii) If state and/or local authorities have been notified of the activity, evidence of notification. (c) Recordkeeping. Persons who conduct research and development activities under this section must comply with the recordkeeping requirements of § 725.65 and retain documentation that supports their compliance with the requirements of this section and the specific requirements for the microorganism listed in § 725.239.

## Nearby sections

- [40 C.F.R. § 725.200 (2026) § 725.200   Scope and purpose.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P725_S725_200.md)
- [40 C.F.R. § 725.205 (2026) § 725.205   Persons who may report under this subpart.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P725_S725_205.md)
- [40 C.F.R. § 725.232 (2026) § 725.232   Activities subject to the jurisdiction of other Federal programs or agencies.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P725_S725_232.md)
- [40 C.F.R. § 725.234 (2026) § 725.234   Activities conducted inside a structure.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P725_S725_234.md)
- [40 C.F.R. § 725.235 (2026) § 725.235   Conditions of exemption for activities conducted inside a structure.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P725_S725_235.md)
- [40 C.F.R. § 725.238 (2026) § 725.238   Activities conducted outside a structure.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P725_S725_238.md)
- [40 C.F.R. § 725.239 (2026) § 725.239   Use of specific microorganisms in activities conducted outside a structure.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P725_S725_239.md)
- [40 C.F.R. § 725.250 (2026) § 725.250   Procedural requirements for the TERA.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P725_S725_250.md)
- [40 C.F.R. § 725.255 (2026) § 725.255   Information to be included in the TERA.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P725_S725_255.md)
- [40 C.F.R. § 725.260 (2026) § 725.260   Submission of health and environmental effects data.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P725_S725_260.md)
- [40 C.F.R. § 725.270 (2026) § 725.270   EPA review of the TERA.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P725_S725_270.md)
- [40 C.F.R. § 725.288 (2026) § 725.288   Revocation or modification of TERA approval.](https://www.frixlaw.com/law-library/statutes/CFR_T40_P725_S725_288.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/CFR_T40_P725_S725_238. Check the current official text before relying on it. Not legal advice.