Code of Federal Regulations > Title 49 > Chapter III > Part 383 - PART 383—COMMERCIAL DRIVER'S LICENSE STANDARDS; REQUIREMENTS AND PENALTIES

U.S. Code of Federal Regulations

Regulations most recently checked for updates: Aug 27, 2025

Subpart A [§ 383.1 - § 383.7] - Subpart A—General

Subpart B [§ 383.21 - § 383.25] - Subpart B—Single License Requirement

Subpart C [§ 383.31 - § 383.37] - Subpart C—Notification Requirements and Employer Responsibilities

Subpart D [§ 383.51 - § 383.53] - Subpart D—Driver Disqualifications and Penalties

Subpart E [§ 383.71 - § 383.79] - Subpart E—Testing and Licensing Procedures

Subpart F [§ 383.91 - § 383.95] - Subpart F—Vehicle Groups and Endorsements

Subpart G [§ 383.110 - § 383.123] - Subpart G—Required Knowledge and Skills

Subpart H [§ 383.131 - § 383.135] - Subpart H—Tests

Subpart I [§ 383.141 - § 383.141] - Subpart I—Requirement for Transportation Security Administration approval of hazardous materials endorsement issuances

Subpart J [§ 383.151 - § 383.155] - Subpart J—Commercial Learner's Permit and Commercial Driver's License Documents