Question While operating a CMV: Answers You are not required to wear a safety belt. You are only required to wear a safety belt if your vehicle does not have airbags. You are required to wear a safety belt, but only if hauling more than 1,000 pounds of cargo. You are always required to wear a safety belt. Explanation A safety belt is your best defense in the event of a collision. You must always wear a safety belt while operating a CMV. This questions appears in the following tests: Colorado Class B Knowledge Test Colorado Class B Knowledge Test Florida Class A Knowledge Test Georgia Class A Knowledge Test Massachusetts Class A Knowledge Test New York Class A Knowledge Test New York Class A Knowledge Test Tennessee Class B Knowledge Test West Virginia Class A Knowledge Test Wisconsin Class B Knowledge Test