---
kind: "unit"
title: "40"
title_heading: "Protection of Environment"
key: "chI/subchC/part79"
level: "part"
label: "Part 79"
heading: "Registration of Fuels and Fuel Additives"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/40/chI-subchC-part79"
sections_count: 41
---

# Part 79 — Registration of Fuels and Fuel Additives

Title 40 C.F.R. — Protection of Environment › Chapter I — Environmental Protection Agency › Subchapter C — Air Programs

## Contents

- [Subpart A — General Provisions](/cfr/40/chI-subchC-part79-subpartA.md)
- [Subpart B — Fuel Registration Procedures](/cfr/40/chI-subchC-part79-subpartB.md)
- [Subpart C — Additive Registration Procedures](/cfr/40/chI-subchC-part79-subpartC.md)
- [Subpart D — Designation of Fuels and Additives](/cfr/40/chI-subchC-part79-subpartD.md)
- [Subpart E — Subpart E [Reserved]](/cfr/40/chI-subchC-part79-subpartE.md)
- [Subpart F — Testing Requirements for Registration](/cfr/40/chI-subchC-part79-subpartF.md)