South Dakota Codified Laws
Chapter 07 - Nomination Of Independent Candidates
Section 12-7-5 - Primary election candidate prohibited from filing as independent for same office in same year.

12-7-5. Primary election candidate prohibited from filing as independent for same office in same year.
No person shall file a certificate of nomination pursuant to ยง12-7-1 for an office for which he has been a candidate in the primary election of the same year.

Source: SL 1977, ch 110; SL 1980, ch 114.