Versions of See prior versions of a law on LawServer 2024 Illinois Compiled Statutes 750 ILCS 55/1 – No attack upon or proceedings contesting the validity of an adoption … 2023 Illinois Compiled Statutes 750 ILCS 55/1 – No attack upon or proceedings contesting the validity of an adoption … 2022 Illinois Compiled Statutes 750 ILCS 55/1 – No attack upon or proceedings contesting the validity of an adoption … 2021 Illinois Compiled Statutes 750 ILCS 55/1 – No attack upon or proceedings contesting the validity of an adoption … 2020 Illinois Compiled Statutes 750 ILCS 55/1 – No attack upon or proceedings contesting the validity of an adoption … 2019 Illinois Compiled Statutes 750 ILCS 55/1 – No attack upon or proceedings contesting the validity of an adoption … 2017 Illinois Compiled Statutes 750 ILCS 55/1 – No attack upon or proceedings contesting the validity of an adoption … 2016 Illinois Compiled Statutes 750 ILCS 55/1 – No attack upon or proceedings contesting the validity of an adoption . 2015 Illinois Compiled Statutes 750 ILCS 55/1 – No attack upon or proceedings contesting the validity of an adoption . 2014 Illinois Compiled Statutes 750 ILCS 55/1 – No attack upon or proceedings contesting the validity of an adoption 2013 Illinois Compiled Statutes 750 ILCS 55/1 – No attack upon or proceedings contesting the validity of an adoption … 2009 750 ILCS 55/1