SDCL § 32-6B-37: Dealer's car auction agency--Records required.

Every auction agency shall keep such books, records, and files as prescribed by the department. A record shall be kept of every vehicle offered for sale by or through the agency, including the serial or identification numbers, odometer information, and a description of the vehicle and the name, address, and license number of the vehicle dealer who owns the vehicle. If the vehicle is sold, the name, address, and license number of the vehicle dealer purchasing the vehicle and the price for which it is sold shall be recorded and maintained.