Versions of Illinois Compiled Statutes 815 ILCS 121/5 - Definitions on LawServer 2024 Illinois Compiled Statutes 815 ILCS 121/5 – Definitions 2023 Illinois Compiled Statutes 815 ILCS 121/5 – Definitions 2022 Illinois Compiled Statutes 815 ILCS 121/5 – Definitions