SDCL § 12-4-58: Voter registration challenge--Disqualified or deceased--Deadline.

The secretary of state, a county auditor, or any individual registered as a voter of this state may file an application for the correction of any precinct registration list or to challenge the right to vote of any registered voter not later than the thirtieth day before the day of a primary, runoff, special, or general election. The application for correction filed pursuant to this section may only challenge whether the individual:

(1) Is disqualified from voting, pursuant to § 12-4-18; or

(2) Is deceased.