---
kind: "unit"
title: "22"
title_heading: "Foreign Relations"
key: "chII/part225"
level: "part"
label: "Part 225"
heading: "Protection of Human Subjects"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/22/chII-part225"
sections_count: 23
---

# Part 225 — Protection of Human Subjects

Title 22 C.F.R. — Foreign Relations › Chapter II — Agency for International Development

## Sections

- [§225.101. To what does this policy apply?](/cfr/22/225.101.md)
- [§225.102. Definitions for purposes of this policy.](/cfr/22/225.102.md)
- [§225.103. Assuring compliance with this policy—research conducted or supported by any Federal department or agency.](/cfr/22/225.103.md)
- [§225.104. Exempt research.](/cfr/22/225.104.md)
- [§225.105-225.106. Reserved](/cfr/22/225.105-225.106.md)
- [§225.107. IRB membership.](/cfr/22/225.107.md)
- [§225.108. IRB functions and operations.](/cfr/22/225.108.md)
- [§225.109. IRB review of research.](/cfr/22/225.109.md)
- [§225.110. Expedited review procedures for certain kinds of research involving no more than minimal risk, and for minor changes in approved research.](/cfr/22/225.110.md)
- [§225.111. Criteria for IRB approval of research.](/cfr/22/225.111.md)
- [§225.112. Review by Institution](/cfr/22/225.112.md)
- [§225.113. Suspension or Termination of IRB Approval of Research.](/cfr/22/225.113.md)
- [§225.114. Cooperative Research.](/cfr/22/225.114.md)
- [§225.115. IRB Records.](/cfr/22/225.115.md)
- [§225.116. General Requirements for Informed Consent.](/cfr/22/225.116.md)
- [§225.117. Documentation of informed consent.](/cfr/22/225.117.md)
- [§225.118. Applications and proposals lacking definite plans for involvement of human subjects.](/cfr/22/225.118.md)
- [§225.119. Research undertaken without the intention of involving human subjects.](/cfr/22/225.119.md)
- [§225.120. Evaluation and disposition of applications and proposals for research to be conducted or supported by a Federal department or agency.](/cfr/22/225.120.md)
- [§225.121. Reserved](/cfr/22/225.121.md)
- [§225.122. Use of Federal funds.](/cfr/22/225.122.md)
- [§225.123. Early termination of research support: Evaluation of applications and proposals.](/cfr/22/225.123.md)
- [§225.124. Conditions.](/cfr/22/225.124.md)