Versions of Illinois Compiled Statutes 50 ILCS 20/2.5 - Legislative policy; conditions for use of design-build on LawServer 2024 Illinois Compiled Statutes 50 ILCS 20/2.5 – Legislative policy; conditions for use of design-build 2023 Illinois Compiled Statutes 50 ILCS 20/2.5 – Legislative policy; conditions for use of design-build 2022 Illinois Compiled Statutes 50 ILCS 20/2.5 – Legislative policy; conditions for use of design-build 2021 Illinois Compiled Statutes 50 ILCS 20/2.5 – Legislative policy; conditions for use of design-build 2020 Illinois Compiled Statutes 50 ILCS 20/2.5 – Legislative policy; conditions for use of design-build 2016 Illinois Compiled Statutes 50 ILCS 20/2.5 – Legislative policy; conditions for use of design-build 2015 Illinois Compiled Statutes 50 ILCS 20/2.5 – Legislative policy; conditions for use of design-build 2014 Illinois Compiled Statutes 50 ILCS 20/2.5 – Legislative policy; conditions for use of design-build 2013 Illinois Compiled Statutes 50 ILCS 20/2.5 – Legislative policy; conditions for use of design-build 2010 50 ILCS 20/2.5 – Legislative policy; conditions for use of design-build 2009 50 ILCS 20/2.5 – Legislative policy; conditions for use of design-build