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- How can I determine the status of my USDOT Number?
- How can I reactivate my USDOT number?
- I want to inactivate/deactivate my USDOT number. Can I submit the request online?
- How do I get a USDOT number?
- Who needs to get a USDOT number?
- How do I change the company address or phone number for my motor carrier operating authority (MC number)?
- How do I determine which of the 4 categories of commercial motor vehicle (CMV) operation I should self-certify to with my State Driver Licensing Agency (SDLA)?
- What do I need to do to reinstate my motor carrier operating authority (make my MC number active)?
- What is the FMCSA Portal, how do I set up an account and how do I reset my password?
- What is Operating Authority (MC number) and who needs it?