Ill. Admin. Code tit. 89, § 240.860
It is the responsibility of a participant/authorized representative to inform the CCU/Department of any change in the participant's income. Change in income shall be reported at the time of determination or redetermination of eligibility or within 30 calendar days after the date of the change, whichever is sooner. The participant/authorized representative shall provide written documentation when available. (See Section 240.360.) Failure to notify the CCU/Department of a change in income may result in reimbursement to the Department or termination.
(Source: Amended at 42 Ill. Reg. 20653, effective January 1, 2019)