Mo. Rev. Stat. § 301.119: Revocation or suspension of license, procedure, grounds — violations, a misdemeanor.

1. The department shall suspend or revoke a license, upon notice and reasonable opportunity to be heard, as otherwise provided by law if it finds:

(1) The license was fraudulently procured or erroneously issued; or

(2) The applicant, or any partner or principal officer of the applicant, if a partnership or corporation, has failed to comply with the laws of this state relating to certificate of title of vehicles; or

(3) The license is not prominently displayed.

2. Any person who violates any provision of sections 301.112 to 301.119 is guilty of a class A misdemeanor.