In addition to all other license and registration fees for the use of the highways, a person shall pay an excise tax at the rate of four percent on the purchase price of any motor vehicle, as defined by § 32-3-1 or 32-5B-21, purchased or acquired for use on the streets and highways of this state and required to be registered under the laws of this state. A person shall pay an excise tax at the rate of four percent on the purchase of an off-road vehicle as defined by § 32-3-1 and required to be titled pursuant to § 32-20-12. This tax shall be in lieu of any tax levied by chapters 10-45, 10-46, and 10-46E on the sales of such vehicles. Failure to pay the full amount of excise tax is a Class 1 misdemeanor.
SDCL 32-5B-1