705 ILCS 23/35
Nothing in this Act shall affect the tenure of any Appellate or Supreme Court Judge serving on the effective date of this Act. No Appellate or Supreme Court Judge serving on the effective date of this Act shall be required to change his or her residency in order to continue serving in office or to seek retention or reappointment in office. Any Appellate or Supreme Court Judge elected to that office prior to the effective date of this Act who files to run for retention after the effective date of this Act shall have the right to seek retention in the district the Judge was elected from or seek retention in the district created by this Act. The Secretary of State, not less than 63 days before the election, shall certify the Judge's candidacy to the proper election officials.
705 ILCS 23/35