750 ILCS 22/609

in effect

(750 ILCS 22/609) Sec. 609. Procedure to register child-support order of another state for modification. A party or support enforcement agency seeking to modify, or to modify and enforce, a child-support order issued in another state shall register that order in this State in the same manner provided in Sections 601 through 608 if the order has not been registered. A petition for modification may be filed at the same time as a request for registration, or later. The pleading must specify the grounds for modification. (Source: P.A. 99-119, eff. 1-1-16.)

Source: Open US Law by Vaquill AI (CC BY 4.0)URL: https://www.ilga.gov/legislation/ilcs/ilcs.aspFetched: 10/17/2026