Once a person is registered, challenges of the qualifications of any elector, except for challenges issued at the polls pursuant to Sections 7-13-810, 7-13-820, and 7-15-420 must be made in writing to the county board of voter registration and elections in the county of registration. The board must, within ten days following the challenge and after first giving notice to the elector and the challenger, hold a hearing, accept evidence, and rule upon whether the elector meets or fails to meet the qualifications set forth in Section 7-5-120.
S.C. Code § 7-5-230