S.D. Codified Laws § 34-25-13.3

Current with legislation signed by the governor on or before 3/6/2024
Section 34-25-13.3 - Unmarried mother's surname shown on birth certificate unless paternity acknowledged

If the mother was not married at the time of conception or birth, or at any time between conception and birth, the mother's surname shall be shown on the birth certificate as the legal surname of the child at the time of birth unless an affidavit of acknowledgment of paternity signed by both parents is received.

SDCL 34-25-13.3

SL 1972, ch 194, § 13; SL 1993, ch 253, § 4.