---
kind: "unit"
title: "49"
title_heading: "Transportation"
key: "subtB/chIII/subchB/part382"
level: "part"
label: "Part 382"
heading: "Controlled Substances and Alcohol Use and Testing"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/49/subtB-chIII-subchB-part382"
sections_count: 55
---

# Part 382 — Controlled Substances and Alcohol Use and Testing

Title 49 C.F.R. — Transportation › Subtitle B — Other Regulations Relating to Transportation › Chapter III — Federal Motor Carrier Safety Administration, Department of Transportation › Subchapter B — Federal Motor Carrier Safety Regulations

## Contents

- [Subpart A — General](/cfr/49/subtB-chIII-subchB-part382-subpartA.md)
- [Subpart B — Prohibitions](/cfr/49/subtB-chIII-subchB-part382-subpartB.md)
- [Subpart C — Tests Required](/cfr/49/subtB-chIII-subchB-part382-subpartC.md)
- [Subpart D — Handling of Test Results, Records Retention, and Confidentiality](/cfr/49/subtB-chIII-subchB-part382-subpartD.md)
- [Subpart E — Consequences for Drivers Engaging in Substance Use-Related Conduct](/cfr/49/subtB-chIII-subchB-part382-subpartE.md)
- [Subpart F — Alcohol Misuse and Controlled Substances Use Information, Training, and Referral](/cfr/49/subtB-chIII-subchB-part382-subpartF.md)
- [Subpart G — Requirements and Procedures for Implementation of the Commercial Driver's License Drug and Alcohol Clearinghouse](/cfr/49/subtB-chIII-subchB-part382-subpartG.md)