• The Federal Motor Carrier Safety Regulations (FMCSR) is a set of rules and regulations from the Federal Motor Carrier Safety Administration (FMCSA), an agency within the U.S. Department of Transportation, that apply to the car carrier industry, including private and exempt car carriers. The rules cover areas as diverse as registration requirements (as a haulier, broker or freight forwarder), safety, financial responsibility, driver qualifications, hours of operation and vehicle maintenance.