S.D. Codified Laws § 37-25A-46 (2026)
No person may, in connection with the offer or sale of any business opportunity in this state, publish, circulate, or use any advertising which contains an untrue statement of a material fact or omits to state a material fact necessary in order to make the statements made, in the light of the circumstances under which they are made, not misleading.
Source: SL 1985, ch 305 , § 46.