Mo. Rev. Stat. § 301.116: Records required to be kept by service agents, time period — records open for inspection.

1. Every licensee shall maintain for three years a record of:

(1) Date of application of certificate of title of vehicles;

(2) Name and address of the owner;

(3) Name of the manufacturer;

(4) Vehicle identification number and year of manufacture;

(5) Style of vehicle;

(6) Odometer setting.

2. Any record kept pursuant to subsection 1 of this section shall be open to inspection by any authorized representative of the department, member of the Missouri highway patrol or any authorized peace officer during reasonable business hours.