Missouri Revised Statutes Title XIX. Motor Vehicles, Watercraft and Aviation § 300.555. When person charged may elect to appear at bureau

1. Any person charged with an offense for which payment of a fine may be made to the traffic violations bureau shall have the option of paying such fine within the time specified in the notice of arrest at the traffic violations bureau upon entering a plea of guilty and upon waiving appearance in court; or may have the option of depositing required lawful bail, and upon a plea of not guilty shall be entitled to a trial as authorized by law.

2. The payment of a fine to the bureau shall be deemed an acknowledgment of conviction of the alleged offense, and the bureau, upon accepting the prescribed fine, shall issue a receipt to the violator acknowledging payment thereof.