Versions of See prior versions of a law on LawServer 2024 Illinois Compiled Statutes 225 ILCS 316/55 – Prior registrations under the Illinois Landscape Architecture Act of 1989 2023 Illinois Compiled Statutes 225 ILCS 316/55 – Prior registrations under the Illinois Landscape Architecture Act of 1989 2022 Illinois Compiled Statutes 225 ILCS 316/55 – Prior registrations under the Illinois Landscape Architecture Act of 1989 2021 Illinois Compiled Statutes 225 ILCS 316/55 – Prior registrations under the Illinois Landscape Architecture Act of 1989