SDCL § 18-4-24: Clerk's certificate to accompany proof or acknowledgment taken by magistrate.

The certificate of proof or acknowledgment, if made before a magistrate, if used in any county other than that in which the magistrate resides, shall be accompanied by a certificate under the hand and seal of the clerk of courts, setting forth that such magistrate at the time of taking was authorized to take such proof or acknowledgment, and that the clerk is acquainted with the magistrate's handwriting and believes that the signature to the original certificate is genuine.