---
kind: "unit"
title: "18"
title_heading: "Crimes and Criminal Procedure"
key: "ptI/ch17A"
level: "chapter"
label: "Chapter 17A"
heading: "Common Carrier Operation under the Influence of Alcohol or Drugs"
release: "119-102"
date: "2026-07-12"
url: "https://uscodex.org/usc/18/ptI-ch17A"
sections_count: 3
---

# Chapter 17A — Common Carrier Operation under the Influence of Alcohol or Drugs

Title 18 — Crimes and Criminal Procedure › Part I — Crimes

## Sections

- [§341. Definitions](/usc/18/341.md)
- [§342. Operation of a common carrier under the influence of alcohol or drugs](/usc/18/342.md)
- [§343. Presumptions](/usc/18/343.md)