SDCL § 12-17B-10: Direction of proceedings at counting location--Open to public.

All proceedings at the counting location shall be under the direction of the person in charge of the election and shall conform to the requirements of the voting system. The proceedings shall be open to the public. No person, who is not employed or authorized for the purpose, may touch any ballot, ballot box, or equipment used in the return of the ballots to the counting location or the tabulation process.