# 40 CFR § 160.33: Study director

> Federal · Regulations · In force

URL: https://www.frixlaw.com/law-library/statutes/ecfr-40-160.33

## Section

- **Citation:** 40 CFR § 160.33
- **Heading:** Study director
- **Jurisdiction:** Federal
- **Kind:** Regulations
- **Status:** In force
- **Text as of:** September 22, 2026
- **Source:** Publisher's official text
- **Location:** Title 40—Protection of Environment > CHAPTER I—ENVIRONMENTAL PROTECTION AGENCY > SUBCHAPTER E—PESTICIDE PROGRAMS > PART 160—GOOD LABORATORY PRACTICE STANDARDS > Subpart B—Organization and Personnel

## Text

For each study, a scientist or other professional of appropriate education, training, and experience, or combination thereof, shall be identified as the study director. The study director has overall responsibility for the technical conduct of the study, as well as for the interpretation, analysis, documentation, and reporting of results, and represents the single point of study control. The study director shall assure that:
(a) The protocol, including any change, is approved as provided by § 160.120 and is followed.
(b) All experimental data, including observations of unanticipated responses of the test system are accurately recorded and verified.
(c) Unforseen circumstances that may affect the quality and integrity of the study are noted when they occur, and corrective action is taken and documented.
(d) Test systems are as specified in the protocol.
(e) All applicable good laboratory practice regulations are followed.
(f) All raw data, documentation, protocols, specimens, and final reports are transferred to the archives during or at the close of the study.

## Nearby sections

- [40 CFR § 160.1 § 160.1 Scope and applicability.](https://www.frixlaw.com/law-library/statutes/ecfr-40-160.1.md)
- [40 CFR § 160.3 § 160.3 Definitions.](https://www.frixlaw.com/law-library/statutes/ecfr-40-160.3.md)
- [40 CFR § 160.10 § 160.10 Applicability to studies performed under grants and contracts.](https://www.frixlaw.com/law-library/statutes/ecfr-40-160.10.md)
- [40 CFR § 160.12 § 160.12 Statement of compliance or non-compliance.](https://www.frixlaw.com/law-library/statutes/ecfr-40-160.12.md)
- [40 CFR § 160.15 § 160.15 Inspection of a testing facility.](https://www.frixlaw.com/law-library/statutes/ecfr-40-160.15.md)
- [40 CFR § 160.17 § 160.17 Effects of non-compliance.](https://www.frixlaw.com/law-library/statutes/ecfr-40-160.17.md)
- [40 CFR § 160.29 § 160.29 Personnel.](https://www.frixlaw.com/law-library/statutes/ecfr-40-160.29.md)
- [40 CFR § 160.31 § 160.31 Testing facility management.](https://www.frixlaw.com/law-library/statutes/ecfr-40-160.31.md)
- [40 CFR § 160.33 § 160.33 Study director.](https://www.frixlaw.com/law-library/statutes/ecfr-40-160.33.md)
- [40 CFR § 160.35 § 160.35 Quality assurance unit.](https://www.frixlaw.com/law-library/statutes/ecfr-40-160.35.md)
- [40 CFR § 160.41 § 160.41 General.](https://www.frixlaw.com/law-library/statutes/ecfr-40-160.41.md)
- [40 CFR § 160.43 § 160.43 Test system care facilities.](https://www.frixlaw.com/law-library/statutes/ecfr-40-160.43.md)
- [40 CFR § 160.45 § 160.45 Test system supply facilities.](https://www.frixlaw.com/law-library/statutes/ecfr-40-160.45.md)
- [40 CFR § 160.47 § 160.47 Facilities for handling test, control, and reference substances.](https://www.frixlaw.com/law-library/statutes/ecfr-40-160.47.md)

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Source: Frix Law Library, https://www.frixlaw.com/law-library/statutes/ecfr-40-160.33. Check the current official text before relying on it. Not legal advice.