Versions of Illinois Compiled Statutes 110 ILCS 66/99 - Effective date on LawServer 2024 Illinois Compiled Statutes 110 ILCS 66/99 – Effective date 2023 Illinois Compiled Statutes 110 ILCS 66/99 – Effective date 2022 Illinois Compiled Statutes 110 ILCS 66/99 – Effective date