The FMCSR March 2023 edition contains critical regulatory information on a wide range of fleet safety topics. It applies to transportation industry employers, administrators, and enforcers of regulations. Includes Parts 40, 303, 325, and 350-399 of the FMCSRs, with regulatory guidance inserted immediately following the regulation. Excellent reference guide for teaching and management, which also includes regulations and other information on the following: Intermodal equipment requirements, Minimum periodic inspection standards, Medical regulatory criteria, New Entrant Safety Audits regulation information, Alcohol and drug testing, CDL standards, Financial responsibility for motor carriers, Driver qualification, Safe operation of commercial motor vehicles, Hours of service (HOS) Vehicle inspection, repair, and maintenance, Hazardous materials, and Electronic logging device (ELD)