Versions of Illinois Compiled Statutes 50 ILCS 754/15 - Definitions on LawServer 2024 Illinois Compiled Statutes 50 ILCS 754/15 – Definitions 2023 Illinois Compiled Statutes 50 ILCS 754/15 – Definitions 2022 Illinois Compiled Statutes 50 ILCS 754/15 – Definitions 2021 Illinois Compiled Statutes 50 ILCS 754/15 – Definitions. As used in this Act: