Registration must be done for vessels with motors as long as or longer than twelve (12) feet. If a boat is newly acquired, it is expected to be registered within sixty (60) days of acquisition. Registrations of vessels last for three years and are expected to lapse on the 30th day of June of the third year. Click here to see more about renewal. Renewals may also be done by sending a mail or physically by visiting any Motor Vehicle and Driver License office in Missouri.
Boats can be registered at any MDR office.
A filled form applying for titling and registration of boats;
Proof of Purchase (which is a Bill of Sale in this case);
Proof that taxes for personal properties have been paid, or in cases where you have been paying taxes, a non-assessment statement is needed;
Payment of registration costs.