ILCS » Chapter 750 · Act 46
Illinois Compiled Statutes

750 ILCS 46/609 (2026)

Limitation; child having acknowledged or adjudicated parent

✓ current as of May 2026
Find cases: SyfertCases citing this section IL-ILGAilga.gov JustiaChapter on Justia CornellLII Search CasesGoogle Scholar
(750 ILCS 46/609)
    Sec. 609. Limitation; child having acknowledged or adjudicated parent.
    (a) If a child has an acknowledged parent, a signatory to the acknowledgment described in Section 301 of this Act or related denial may commence a proceeding seeking to challenge the acknowledgment or denial or challenge the parentage of the child only within the time allowed under Section 309 of this Act.
    (b) If a child has an acknowledged parent or an adjudicated parent, an individual, other than the child, who is neither a signatory to the acknowledgment nor a party to the adjudication and who seeks to challenge an adjudication of parentage of the child must commence a proceeding not later than 2 years after the effective date of the acknowledgment or adjudication.
    (c) A proceeding under this Section is subject to the application of the principles of estoppel established in Section 610 of this Act.
(Source: P.A. 104-448, eff. 12-12-25.)

    
Notes of Decisions
Cited in 5 cases (2 in the last 5 years), 2018–2024 · leading case: In re J.D., 2018 IL App (1st) 180580 (Ill. App. Ct. 2019).
Sort: Relevance Newest Treatment
In re J.D., 2018 IL App (1st) 180580 (Ill. App. Ct. 2019). · cites it 2× “’s biological father, as required by the Illinois Parentage Act of 2015 (Parentage Act) (750 ILCS 46/609(b) (West 2016)). Further, Alejandro knew about the 2013 child protection proceedings and failed to seek relief within the one-year limit imposed by the Juvenile Court Act of…”
In re J.D., 2018 IL App (1st) 180580 (Ill. App. Ct. 2018). · cites it 2× “'s biological father, as required by the Illinois Parentage Act of 2015 (Parentage Act) ( 750 ILCS 46/609(b) (West 2016) ). Further, Alejandro knew about the 2013 child protection proceedings and failed to seek relief within the one-year limit imposed by the Juvenile Court Act…”
John V. v. Rebecca Z., 2020 IL App (3d) 170802-U (Ill. App. Ct. 2020). · cites it 4× “______________________________ ORDER ¶1 Held: The trial court did not err by granting the acknowledged father’s motion to dismiss a petition to establish a father-child relationship and for genetic testing filed by a man claiming to be the biological father of the child where…”
Stingley v. Burtley, 2022 IL App (1st) 211636-U (Ill. App. Ct. 2022). · cites it 3× “” 750 ILCS 46/609 (West 2020) ¶ 19 In this case, the acknowledgment of paternity was signed on July 26, 2011.”
Breiter v. Santoro, 2024 IL App (5th) 210248-U (Ill. App. Ct. 2024). “8 Nichols, Illinois Civil Practice § 135:17 (citing 750 ILCS 46/609(c) (West 2020)). Moreover, contrary to petitioner’s assertion, a voluntary acknowledgement prevents even a party claiming to be the biological father from establishing his paternity after two years.”
— 750 ILCS 46/609(b) — 4 cases
In re J.D., 2018 IL App (1st) 180580 (Ill. App. Ct. 2019). “’s biological father, as required by the Illinois Parentage Act of 2015 (Parentage Act) (750 ILCS 46/609(b) (West 2016)). Further, Alejandro knew about the 2013 child protection proceedings and failed to seek relief within the one-year limit imposed by the Juvenile Court Act of…”
In re J.D., 2018 IL App (1st) 180580 (Ill. App. Ct. 2018). “'s biological father, as required by the Illinois Parentage Act of 2015 (Parentage Act) ( 750 ILCS 46/609(b) (West 2016) ). Further, Alejandro knew about the 2013 child protection proceedings and failed to seek relief within the one-year limit imposed by the Juvenile Court Act…”
John V. v. Rebecca Z., 2020 IL App (3d) 170802-U (Ill. App. Ct. 2020). “______________________________ ORDER ¶1 Held: The trial court did not err by granting the acknowledged father’s motion to dismiss a petition to establish a father-child relationship and for genetic testing filed by a man claiming to be the biological father of the child where…”
Stingley v. Burtley, 2022 IL App (1st) 211636-U (Ill. App. Ct. 2022). “” 750 ILCS 46/609 (West 2020) ¶ 19 In this case, the acknowledgment of paternity was signed on July 26, 2011.”
— 750 ILCS 46/609(c) — 1 case
Breiter v. Santoro, 2024 IL App (5th) 210248-U (Ill. App. Ct. 2024). “8 Nichols, Illinois Civil Practice § 135:17 (citing 750 ILCS 46/609(c) (West 2020)). Moreover, contrary to petitioner’s assertion, a voluntary acknowledgement prevents even a party claiming to be the biological father from establishing his paternity after two years.”
Annotations are extracted automatically from the opinions in the Syfert caselaw corpus and ranked by authority, recency, and treatment. Dots show Syfertize treatment of the citing case itself.