15-12-37. Disqualification on court's own motion.
A judge or magistrate having knowledge of a ground for self-disqualification under the guidelines established by Canon 3C shall not, unless Canon 3D is utilized, await the filing of an affidavit but shall remove himself on written motion to be filed in duplicate by the judge or magistrate with the clerk of courts of the county wherein the action is pending. The clerk of courts shall notify the presiding judge, and the parties or their attorneys in the manner provided by this chapter for notification on filing of an affidavit for change of judge or magistrate.
Source: Supreme Court Rule No. 75-5, §18.