---
kind: "unit"
title: "21"
title_heading: "Food and Drugs"
key: "chI/subchA/part56"
level: "part"
label: "Part 56"
heading: "Institutional Review Boards"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/21/chI-subchA-part56"
sections_count: 20
---

# Part 56 — Institutional Review Boards

Title 21 C.F.R. — Food and Drugs › Chapter I — Food and Drug Administration, Department of Health and Human Services › Subchapter A — General

## Contents

- [Subpart A — General Provisions](/cfr/21/chI-subchA-part56-subpartA.md)
- [Subpart B — Organization and Personnel](/cfr/21/chI-subchA-part56-subpartB.md)
- [Subpart C — IRB Functions and Operations](/cfr/21/chI-subchA-part56-subpartC.md)
- [Subpart D — Records and Reports](/cfr/21/chI-subchA-part56-subpartD.md)
- [Subpart E — Administrative Actions for Noncompliance](/cfr/21/chI-subchA-part56-subpartE.md)