USDOT Must Be 2 Inches In Height
2 inches is the bare minimum. Bigger is always better.
USDOT Decal Must Contrast In Color
Your Usdot number must easily contrast with the color of your vehicle.
Visible From 50Feet Away
50 feet or it’s not compliant.
USDOT Display On Both Sides
Your number mustbe on both sides of your vehicle.