S.D. Codified Laws § 25-8-49 (2026)
An admission by an alleged father of paternity of a child born out of wedlock, other than completion of an affidavit of paternity which creates a presumption of paternity as specified within this chapter, is prima facie evidence of paternity.
Source: SL 1984, ch 190 , § 48; SL 1994, ch 204 , § 17.