---
kind: "unit"
title: "49"
title_heading: "Transportation"
key: "subtB/chIII/subchB/part392"
level: "part"
label: "Part 392"
heading: "Driving of Commercial Motor Vehicles"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/49/subtB-chIII-subchB-part392"
sections_count: 41
---

# Part 392 — Driving of Commercial Motor Vehicles

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-part392-subpartA.md)
- [Subpart B — Driving of Commercial Motor Vehicles](/cfr/49/subtB-chIII-subchB-part392-subpartB.md)
- [Subpart C — Stopped Commercial Motor Vehicles](/cfr/49/subtB-chIII-subchB-part392-subpartC.md)
- [Subpart D — Use of Lighted Lamps and Reflectors](/cfr/49/subtB-chIII-subchB-part392-subpartD.md)
- [Subpart E — License Revocation; Duties of Driver](/cfr/49/subtB-chIII-subchB-part392-subpartE.md)
- [Subpart F — Fueling Precautions](/cfr/49/subtB-chIII-subchB-part392-subpartF.md)
- [Subpart G — Prohibited Practices](/cfr/49/subtB-chIII-subchB-part392-subpartG.md)
- [Subpart H — Limiting the Use of Electronic Devices](/cfr/49/subtB-chIII-subchB-part392-subpartH.md)