---
kind: "unit"
title: "21"
title_heading: "Food and Drugs"
key: "chI/subchB/part171"
level: "part"
label: "Part 171"
heading: "Food Additive Petitions"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/21/chI-subchB-part171"
sections_count: 8
---

# Part 171 — Food Additive Petitions

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

## Contents

- [Subpart A — General Provisions](/cfr/21/chI-subchB-part171-subpartA.md)
- [Subpart B — Administrative Actions on Applications](/cfr/21/chI-subchB-part171-subpartB.md)