SDCL § 43-25-18.2: Commencement and prosecution of action--Limitation.

In any action provided for in § 43-25-18.1, the heirs of the grantor, reversionary interest holder, or devisor, if known, shall be named as defendants and the action shall be commenced and prosecuted as provided for by existing law for actions against known defendants. If the names or addresses of the heirs of any such grantor, reversionary interest holder, or devisor are unknown, the action shall be commenced and prosecuted as provided by existing law for actions against unknown defendants. No such action may be commenced within seventy-five years from the execution of any conveyance.