South Dakota Codified Laws
Chapter 14 - Importation Of Livestock
Section 40-14-8 - Saddle and work horses and mules exempt from requirements when in use.

40-14-8. Saddle and work horses and mules exempt from requirements when in use.
Nothing in this chapter may be construed to interfere with or prevent saddle or work horses or mules from crossing and recrossing the state line when in actual use.

Source: SDC 1939, §40.0306; SL 1990, ch 325, §231.