The definitive Federal Motor Carrier Safety Regulations compliance manual. This 2025 edition of FMCSR+ Federal Motor Carrier Safety Regulations (49 CFR Parts 40 & 303–399) contains the complete federal safety regulations governing commercial motor vehicle operations in the United States.

Issued by the Federal Motor Carrier Safety Administration (FMCSA), the FMCSRs establish mandatory requirements for motor carriers, commercial drivers, safety managers, compliance professionals, and enforcement personnel involved in interstate and intrastate transportation.

This manual is enhanced with RegLogic™ online and mobile access, allowing users to carry their FMCSA regulations on their phone, tablet, or desktop—ensuring reliable access whether in the office, on the road, or during audits and inspections.

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