S.D. Codified Laws § 40-21-3.1
No person may transport cattle, horses, mules, sheep, or buffalo or the carcasses thereof on any public highway in this state or over any land of which he is not the owner or tenant, without the written permission of the owner of the cattle, horses, mules, sheep, and buffalo or carcasses. Such permit shall contain: the name of the owner of the shipment; the ages, sexes, brands thereon, if any; the date of transportation, the points of origin and destination of the shipment; and the person to whom it is consigned. In lieu of the permit, any person who is transporting such cattle, horses, mules, sheep, and buffalo or carcasses may make a written statement which shall contain the information described herein. Violation of this section is a Class 1 misdemeanor.
SDCL 40-21-3.1