What is a US DOT Number?
It is a unique identifier used by the US Department of Transportation (DOT) to monitor safety practices and controls of companies or independent owner-operators.
Who needs a US DOT Number?
Companies that operate (CMVs) that transport cargo or passengers across state lines (interstate commerce) must have a unique number issued by the Federal Motor Carrier Safety Administration (FMCSA). This DOT registration number and the carrier’s legal company name must be displayed on both sides of the vehicle.
Apart from the federal regulations, most states require their intrastate commercial motor vehicle registrants to obtain a US DOT Number.
States that require intrastate carriers to apply for a DOT Registration Number:
- New Jersey
- New York
- North Carolina
- Puerto Rico
- South Carolina
- West Virginia