305 ILCS 5/10-12.1

(305 ILCS 5/10-12.1) Sec. 10-12.1. Petition by person receiving child support enforcement services for release from or modification of administrative support order or administrative determination of paternity. Any person receiving child support enforcement services under this Article who is aggrieved by an administrative order entered under Section 10-11 or 10-11.1 or an administrative determination of paternity entered under Section 10-17.7 who has been duly notified of the order or determination may, within 30 days after the date of mailing of the order or determination, petition the Illinois Department for release from or modification of the order or determination. The day immediately subsequent to the mailing of the order or determination shall be considered as the first day and the day the petition is received by the Illinois Department shall be considered as the last day in computing the 30-day appeal period. Upon receiving a petition within the 30-day appeal period, the Illinois Department shall provide for a hearing to be held on the petition.

(Source: P.A. 92-590, eff. 7-1-02.)