Constitution of the State of Illinois Art. VI, § 13. Prohibited Activities

(a) The Supreme Court shall adopt rules of conduct for Judges and Associate Judges.

(b) Judges and Associate Judges shall devote full time to judicial duties. They shall not practice law, hold a position of profit, hold office under the United States or this State or unit of local government or school district or in a political party. Service in the State militia or armed forces of the United States for periods of time permitted by rule of the Supreme Court shall not disqualify a person from serving as a Judge or Associate Judge.