750 ILCS 22/603

in effect

(750 ILCS 22/603) Sec. 603. Effect of registration for enforcement. (a) A support order or income-withholding order issued in another state or a foreign support order is registered when the order is filed in the registering tribunal of this State. (b) A registered support order issued in another state or a foreign country is enforceable in the same manner and is subject to the same procedures as an order issued by a tribunal of this State. (c) Except as otherwise provided in this Act, a tribunal of this State shall recognize and enforce, but may not modify, a registered support order if the issuing tribunal had jurisdiction. (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