S.D. Codified Laws § 42-7-101 (2026)
No person may have in his possession an electrical device, mechanical device, or other expedient designed to increase the speed of a horse other than an ordinary whip at anytime on the grounds of a race track licensed by the commission. A violation of this section is a Class 1 misdemeanor. A subsequent violation of this section is a Class 6 felony.
Source: SL 1985, ch 330 , § 5; SL 1991, ch 349 , § 36.