S.D. Codified Laws § 44-12-2
Current with legislation signed by the governor on or before 3/6/2024
The lien granted by § 44-12-1 shall not in any way prejudice or interfere with any lien or contract which may be made by such injured party or his heirs or personal representative with any attorney or attorneys for handling the claim on behalf of such injured party, his heirs, or personal representative.
SDCL 44-12-2