In general, a USDOT Number is required if you are operating in interstate commerce and:
- You have vehicles that are over 10,000 lbs.
- You transport between 9 and 15 passengers (including the driver) for compensation
- You transport 16 or more passengers
- You haul hazardous materials
For more information, please see the FAQ "How do I get a US DOT number?"
Last Updated : May 5, 2014