S.D. Codified Laws § 32-5B-9
The new owner of a motor vehicle, or with written authorization, any other person as defined by subdivision 2-14-2(18) on behalf of and as the agent for the new owner, shall present to the county treasurer in the county of the new owner's residence the manufacturer's or importer's statement or certificate of origin or the assigned certificate of title and a properly endorsed motor vehicle purchaser's certificate. The motor vehicle purchaser's certificate shall be on a form to be furnished by the Department of Revenue through the county treasurer's office. The certificate shall contain a complete description of the motor vehicle, the owner's name and address, the previous owner's name and address, the full purchase price as defined by § 32-5B-4 and how computed, the trade-in allowance and description of the trade, if any, and any other relevant information the Department of Revenue may require. However, for a motor vehicle licensed and registered pursuant to chapter 32-10, the manufacturer's or importer's statement or certificate of origin or an assigned certificate of title and a properly endorsed motor vehicle purchaser's certificate shall be presented to the Department of Revenue. Any person who intentionally falsifies information on the certificate is guilty of a Class 6 felony.
SDCL 32-5B-9