---
kind: "unit"
title: "49"
title_heading: "Transportation"
key: "subtB/chIII/subchB/part383"
level: "part"
label: "Part 383"
heading: "Commercial Driver's License Standards; Requirements and Penalties"
release: "ecfr-current"
date: "2026-08-27"
url: "https://uscodex.org/cfr/49/subtB-chIII-subchB-part383"
sections_count: 38
---

# Part 383 — Commercial Driver's License Standards; Requirements and Penalties

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-part383-subpartA.md)
- [Subpart B — Single License Requirement](/cfr/49/subtB-chIII-subchB-part383-subpartB.md)
- [Subpart C — Notification Requirements and Employer Responsibilities](/cfr/49/subtB-chIII-subchB-part383-subpartC.md)
- [Subpart D — Driver Disqualifications and Penalties](/cfr/49/subtB-chIII-subchB-part383-subpartD.md)
- [Subpart E — Testing and Licensing Procedures](/cfr/49/subtB-chIII-subchB-part383-subpartE.md)
- [Subpart F — Vehicle Groups and Endorsements](/cfr/49/subtB-chIII-subchB-part383-subpartF.md)
- [Subpart G — Required Knowledge and Skills](/cfr/49/subtB-chIII-subchB-part383-subpartG.md)
- [Subpart H — Tests](/cfr/49/subtB-chIII-subchB-part383-subpartH.md)
- [Subpart I — Requirement for Transportation Security Administration approval of hazardous materials endorsement issuances](/cfr/49/subtB-chIII-subchB-part383-subpartI.md)
- [Subpart J — Commercial Learner's Permit and Commercial Driver's License Documents](/cfr/49/subtB-chIII-subchB-part383-subpartJ.md)