When the Commission renders a final decision, any affected party is entitled to have the decision reviewed by the circuit court under the Administrative Review Law [735 ILCS 5 /Art. III] by filing a complaint and causing the issuance of summons on the administrative agency and on each of the other defendants within 35 days from the date that a copy of the decision sought to be reviewed was served upon the employee.
Ill. Admin. Code tit. 80, § 100.140
Amended at 19 Ill. Reg. 206, effective January 3, 1995