Verify the Information
Confirm the legal or registered trade name and every digit of the assigned number. Place USDOT directly before the number.
Step-by-step compliance checklist
How to Display a USDOT Number
Use this practical checklist to confirm carrier name, USDOT wording, placement, contrast and legibility before applying commercial vehicle decals.
Reviewed against official federal guidance
Practical USDOT Compliance Guidance
Plan Both Vehicle Sides
Choose matching visible areas on the driver and passenger sides, then select strongly contrasting lettering sized for 50-foot legibility.
Install and Maintain
Clean and dry the surface, test-position the transfer, inspect every edge and replace damaged or obstructed markings promptly.
Related compliance resources
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