Q. Commercial Driver's License Regulations
49 CFR 383 describes the standards for Commercial Driver's Licenses.
Section 383.3 lists exceptions to the regulations, for farm workers, military drivers, firefighters, emergency response vehicle drivers, etc.
The definition of "Commercial Motor Vehicle" in section 383.5 (definitions) describes what vehicles require CDL's.
Part 383 also includes regulations on notification of employers in case of driver violations or license suspensions, descriptions of motor vehicle groups, various types of endorsements, etc.
Subpart H contains information on driver testing.
For information about obtaining a commercial driver's license (CDL) please contact your state Department of Motor Vehicles (DMV), or the field office of the Federal Motor Carrier Safety Administration (FMCSA) serving your state. For state DMV contact information, please see the attached file.
A directory of FMCSA Field Offices can be found here.
For information about the FMCSA's Commercial Driver's License Program (CDL/CDLIS), click here.
Complete motor carrier federal regulations can be found in Title 49, Chapter III of the Code of Federal Regulations.