Federal Motor Carrier Safety Regulations, Rules and Notices

Here you will find the Federal Motor Carrier Safety Regulations, interpretations of the regulations, and helpful compliance guidance. You can view or download copies of rulemakings affecting the motor carrier industry or view comments to the docket. Click on any of the links below to get started.

• Regulatory Guidance - FMCSRs
• Rulemakings and Notices
• NAFTA Rules
• Certification of Auditors, Investigators.... - PDF Version - HTML Version
• New Hours-Of-Service
• Proposed Hours-Of-Service
• Vehicle and Equipment Information
• Drug and Alcohol Regulations
• Highlights of the Commercial Motor Vehicle Marking Final Rule
• Safety Fitness Procedures
  • Background and Synopsis
  • Questions and Answers
• Search Official Government Printing Office Code of Federal Regulations Databases by:
  • Citation
  • Keyword
• Federal Hazardous Materials Regulations
  • Clarifications
  • Labeling
  • Placarding
  • Table
• Administrative Ruling No.119: PDF or HTML
• Medical Conference Reports
• Motor Carrier and Driver Laws
• Compliance Guidance and Help
  • Medical Advisory Criteria for Evaluation Under 49 CFR Section 391.41
  • Motor Carrier Employee Whistle Blower Protection

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