---
kind: "unit"
title: "16"
title_heading: "Commercial Practices"
key: "chI/subchC/part309"
level: "part"
label: "Part 309"
heading: "Labeling Requirements for Alternative Fuels and Alternative Fueled Vehicles"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/16/chI-subchC-part309"
sections_count: 14
---

# Part 309 — Labeling Requirements for Alternative Fuels and Alternative Fueled Vehicles

Title 16 C.F.R. — Commercial Practices › Chapter I — Federal Trade Commission › Subchapter C — Regulations under Specific Acts of Congress

## Contents

- [Subpart A — General](/cfr/16/chI-subchC-part309-subpartA.md)
- [Subpart B — Requirements for Alternative Fuels](/cfr/16/chI-subchC-part309-subpartB.md)
- [Subpart C — Requirements for Alternative Fueled Vehicles](/cfr/16/chI-subchC-part309-subpartC.md)