---
kind: "unit"
title: "27"
title_heading: "Alcohol, Tobacco Products and Firearms"
key: "chI"
level: "chapter"
label: "Chapter I"
heading: "Alcohol and Tobacco Tax and Trade Bureau, Department of the Treasury"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/27/chI"
sections_count: 3531
---

# Chapter I — Alcohol and Tobacco Tax and Trade Bureau, Department of the Treasury

Title 27 C.F.R. — Alcohol, Tobacco Products and Firearms

## Contents

- [Subchapter A — Alcohol](/cfr/27/chI-subchA.md)
- [Subchapter B — Tobacco](/cfr/27/chI-subchB.md)
- [Subchapter C — Firearms](/cfr/27/chI-subchC.md)
- [Subchapter D-E — Subchapters D-E [reserved]](/cfr/27/chI-subchD-E.md)
- [Subchapter F — Procedures and Practices](/cfr/27/chI-subchF.md)
- [Subchapter G-L — Subchapters G-L [reserved]](/cfr/27/chI-subchG-L.md)
- [Subchapter M — Alcohol, Tobacco and Other Excise Taxes](/cfr/27/chI-subchM.md)