Illinois Compiled Statutes
220 ILCS 5/5-101 (2026)
Every public utility shall furnish to the Commission all information required by it to carry into effect the provisions of this Act, and shall make specific answers to all questions submitted by the Commission
✓ current as of May 2026
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(220 ILCS 5/5-101)
(from Ch. 111 2/3, par. 5-101)
Sec. 5-101.
Every public utility shall furnish to the Commission all
information required by it to carry into effect the provisions of this Act,
and shall make specific answers to all questions submitted by the Commission.
Any public utility receiving from the Commission any blanks with
directions to fill the same, shall cause the same to be properly filled out
so as to answer fully and correctly each question therein propounded, and
in case it is unable to answer any question, it shall give a good and
sufficient reason for such failure; and said answer shall be verified under
oath by the president, secretary, superintendent or general manager of such
public utility and returned to the Commission at its office within the
period fixed by the Commission.
Whenever required by the Commission, every public utility shall deliver
to the Commission, any or all maps, profiles, reports, documents, books,
accounts, papers and records in its possession, or in any way relating to
its property or affecting its business, and inventories of its property, in
such form as the Commission may direct, or verified copies of any or all of
the same.
Every public utility shall obey and comply with each and every requirement
of this Act and every order, decision, direction, rule or regulation made or
prescribed by the Commission in the matters herein specified, or any other
matter in any way relating to or affecting its business as a public
utility, and shall do everything necessary or proper in order to secure
compliance with and observance of this Act and every such order, decision,
direction, rule or regulation by all of its officers, agents and employees.
(Source: P.A. 84-617.)
Notes of Decisions
Cited in 4
cases (1 in the last 5 years), 2007–2026 · leading case: Sheffler v. Commonwealth Edison Co., 955 N.E.2d 1110 (Ill. 2011).
Sheffler v. Commonwealth Edison Co., 955 N.E.2d 1110 (Ill. 2011). “¶ 5 Count I of the original complaint was brought under the Public Utilities Act (the Act) (220 ILCS 5/5-101 et seq. (West 2006)) and alleged that ComEd had a duty to act as a reasonably careful public utility to provide continuous power to plaintiffs and the putative class…”
Sheffler v. Commonwealth Edison Co., 2011 IL 110166 (Ill. 2011). “¶5 Count I of the original complaint was brought under the Public Utilities Act (the Act) (220 ILCS 5/5-101 et seq. (West 2006)) and alleged that ComEd had a duty to act as a reasonably careful public utility to provide continuous power to plaintiffs and the putative class…”
Bluestar Energy Servs., Inc. v. Illinois Com. Comm'n (Ill. App. Ct. 2007). “Staff also sought a copy of the agreement from Ameren at the same time, citing its authority under sections 5-101, 7-101 and 7-105 of the Act (220 ILCS 5/5-101, 220 ILCS 5/7-101, 7-105 (West 2004)).”
North Shore Gas Co. v. Illinois Com. Comm'n ex rel Raoul, 2026 IL App (2d) 240350-U (Ill. App. Ct. 2026). “¶ 136 The Commission responds that section 5-101 of the Act authorizes it to direct the Companies to file LTGIPs where, as here, the Commission requires the information, and that this court should not follow the erroneous Ameren decision.”
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