220 ILCS 5/9-211
220 ILCS 5/9-211
in effect(220 ILCS 5/9-211) (from Ch. 111 2/3, par. 9-211) Sec. 9-211. The Commission, in any determination of rates or charges, shall include in a utility's rate base only the value of such investment which is both prudently incurred and used and useful in providing service to public utility customers. (Source: P.A. 84-617.)
Source: Open US Law by Vaquill AI (CC BY 4.0)URL: https://www.ilga.gov/legislation/ilcs/ilcs.aspFetched: 10/17/2026
