The federal regulations pertaining to commercial motor vehicles are found in 49 CFR Parts 300 - 399 of the Federal Motor Carrier Safety Regulations.
- Part 365 - Rules Governing Application For Operating Authority
- Part 366 - Designation of Process Agent
- Part 371 - Brokers of Property
- Part 374 - Passenger Carrier Regulations
- Part 375 - Transportation of Household Goods: Consumer Protection Regulations
- Part 376 - Lease and Interchange of Vehicles
- Part 380 - Special Training Requirements
- Part 382 - Controlled Substances and Alcohol Use and Testing
- Part 383 - Commercial Driver's License Standards; Requirements and Penalties
- Part 384 - State Compliance with Commercial Driver's License Program
- Part 385 - Safety Fitness Procedures
- Part 387 - Minimum Levels of Financial Responsibility For Motor Carriers
- Part 390 - Federal Motor Carrier Safety Regulations; General
- Part 391 - Qualifications of Drivers and Longer Combination Vehicle Driver Instructors
- Part 392 - Driving of Commercial Motor Vehicles
- Part 393 - Parts and Accessories Necessary for Safe Operation
- Part 395 - Hours of Service of Drivers
- Part 396 - Inspection, Repair, and Maintenance
- Part 397 - Transportation of Hazardous Materials; Driving and Parking Rules
Link to the Federal Motor Carrier Safety Regulations
www.fmcsa.dot.gov/regulations/title49/b/5/3