1. The department of revenue shall annually transmit as of January first of each year to the county assessor of each county and of the city of St. Louis, a list showing the description of all motor vehicles, motor boats and trailers, registered with the department of revenue, the name and address of the owner or the name and address of the registered agent of a corporate owner, of all motor vehicles, motor boats and trailers having a personal property situs within the county or city, the list to be furnished to the assessor before April first of the taxable year.

2. Each assessor shall use the report issued by the director of revenue to assist him in preparing assessment lists of all tangible personal property in the county or township.