Question Interstate carriers must have what information affixed to the commercial motor vehicles in their fleet? Answers Trade name Width of the truck Length of the truck Explanation Federal Motor Carrier Safety Regulations (FMCSR) require carriers to affix the legal name or single trade name to each CMV in their fleet. This questions appears in the following tests: Connecticut Class B Knowledge Test Maryland Class B Knowledge Test Missouri Class B Knowledge Test Nevada Class A Knowledge Test South Dakota Class B Knowledge Test