Versions of Illinois Compiled Statutes 35 ILCS 45/999-99 - Effective date on LawServer 2024 Illinois Compiled Statutes 35 ILCS 45/999-99 – Effective date 2023 Illinois Compiled Statutes 35 ILCS 45/999-99 – Effective date 2022 Illinois Compiled Statutes 35 ILCS 45/999-99 – Effective date