Missouri's single-front-license-plate rule for heavy commercial vehicles explains no rear plates

Missouri issues only one license plate to commercial vehicles with a gross combination weight of 18,000 pounds or more, which must be installed on the front, making rear plates unnecessary.

Weight threshold

18,000 pounds or more

Plate installation location

Front of the vehicle

Application fee for second plate

$17.50

Trailer license plate requirement

Required for trailers

Temporary third plate fee

$14.00 application + $9 processing