ILCS » Chapter 750 · Act 46
Illinois Compiled Statutes

750 ILCS 46/601 (2026)

Proceeding authorized

✓ current as of May 2026
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(750 ILCS 46/601)
    Sec. 601. Proceeding authorized. A civil proceeding may be maintained to adjudicate the parentage of a child. The proceeding is governed by the Code of Civil Procedure and Illinois Supreme Court Rules. Administrative proceedings adjudicating parentage shall be governed by Section 10-17.7 of the Illinois Public Aid Code.
(Source: P.A. 104-448, eff. 12-12-25.)

    
Notes of Decisions
Cited in 4 cases (2 in the last 5 years), 2017–2025 · leading case: In re Est. of Jagodowski, 2017 IL App (2d) 160723 (Ill. App. Ct. 2017).
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In re Est. of Jagodowski, 2017 IL App (2d) 160723 (Ill. App. Ct. 2017). “¶ 18 While sections 204 and 205 provide presumptions of parentage and limitations on challenges to an existing parent-child relationship, section 601 of the Parentage Act authorizes a proceeding to adjudicate parentage of a child generally.”
In re Est. of Jagodowski, 2017 IL App (2d) 160723 (Ill. App. Ct. 2017). “750 ILCS 46/601 (West Supp. 2015). Section 602 delineates who may petition to adjudicate parentage, and, unlike one under section 205, a section 601 proceeding may be brought by parties other than the mother, the child, or the presumed or adjudicated father.”
Harper v. Genzyme Corp. (S.D. Ill. 2025). “It authorizes civil proceedings to adjudicate the parentage of a child, 750 ILCS 46/601, and to issue final judgment and appropriate orders on related matters such as child support or parenting time, 750 ILCS 46/802.”
In re D.F., 2024 IL App (1st) 231784 (Ill. App. Ct. 2024). “” 750 ILCS 46/601 (West 2022). Section 602, titled “Standing,” first states that “[a] complaint to adjudicate parentage shall be verified, shall be designated a petition, and shall name the person or persons alleged to be the parent of the child.”
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