SDCL § 12-4-6: Filling out registration card--Registration at driver's license station--Applicant unable to write.

An applicant for registration shall answer questions and sign the oath as required on the form prescribed by the State Board of Elections. An applicant for registration at a driver's license station shall also sign a signature card prescribed by the Department of Public Safety. This signature shall be digitized and used to prepare the registration card as provided in § 12-4-5. If an applicant is unable to write his or her name, the applicant shall make a mark, the applicant's name being written near such mark, and written by a person who writes his or her own name as a witness.