Versions of Illinois Compiled Statutes 220 ILCS 5/13-504 - Application of ratemaking provisions of Article IX on LawServer 2024 Illinois Compiled Statutes 220 ILCS 5/13-504 – Application of ratemaking provisions of Article IX 2023 Illinois Compiled Statutes 220 ILCS 5/13-504 – Application of ratemaking provisions of Article IX 2022 Illinois Compiled Statutes 220 ILCS 5/13-504 – Application of ratemaking provisions of Article IX 2021 Illinois Compiled Statutes 220 ILCS 5/13-504 – Application of ratemaking provisions of Article IX 2020 Illinois Compiled Statutes 220 ILCS 5/13-504 – Application of ratemaking provisions of Article IX 2019 Illinois Compiled Statutes 220 ILCS 5/13-504 – Application of ratemaking provisions of Article IX 2017 Illinois Compiled Statutes 220 ILCS 5/13-504 – Application of ratemaking provisions of Article IX 2016 Illinois Compiled Statutes 220 ILCS 5/13-504 – Application of ratemaking provisions of Article IX 2015 Illinois Compiled Statutes 220 ILCS 5/13-504 – Application of ratemaking provisions of Article IX 2014 Illinois Compiled Statutes 220 ILCS 5/13-504 – Application of ratemaking provisions of Article IX 2013 Illinois Compiled Statutes 220 ILCS 5/13-504 – Application of ratemaking provisions of Article IX 2010 220 ILCS 5/13-504 – Application of ratemaking provisions of Article IX