S.D. Codified Laws § 25-5-31
Current with legislation signed by the governor on or before 3/6/2024
Nothing in § 25-5-29 creates any right on behalf of a stepparent to seek custody or visitation with a stepchild who has lived with that stepparent merely because the stepparent was married to or living with the child's parent.
SDCL 25-5-31