What is Ameren Illinois asking the ICC to do in docket 25-1013?

Ameren filed evidence reconciling its Purchased Gas Adjustment for 2025, which could change gas delivery rates after hearings and a final ICC order.

How can I view the filing or learn more?

Inspect the evidence at Ameren's offices at 300 Liberty Street, Peoria, or online at the ICC e-docket site.

Will my gas bill change immediately?

No; any changes take effect only after hearings and the Illinois Commerce Commission issues a final order.

Which service areas are affected by this filing?

All three Ameren Illinois rate zones: former AmerenCIPS, AmerenCILCO, and AmerenIP territories.

Public Hearing — 300 Liberty Street, Peoria, Illinois (25-1013)

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Ameren Illinois filed testimony with the Illinois Commerce Commission on April 23, 2026 seeking reconciliation of its Purchased Gas Adjustment for calendar year 2025, which may change gas delivery rates across its Illinois service territories after hearings and a final ICC order.

Key Takeaways

Filing concerns Purchased Gas Adjustment for Jan 1–Dec 31, 2025
May change gas delivery rates across three rate zones
ICC docket number 25-1013; hearings will precede final order
Evidence available at 300 Liberty St., Peoria or ICC e-docket

Published: May 15, 2026 · 4 days ago
Category: Public Hearing
City: Peoria

Address

300 Liberty Street, Peoria, Illinois · 62 filings

Case #

25-1013

Research context

62 filings at this address 63 public hearing notices in Peoria (last 12 months)

View full case dossier

All filings for #25-1013 with AI case analysis

What to do next

1
Review the filing
Read the evidence online at www.icc.illinois.gov/e-docket/ under Docket No. 25-1013 or visit 300 Liberty Street, Peoria.
2
Monitor ICC proceedings
Check the ICC docket for hearing dates and orders to see potential effective dates for any rate changes.
3
Contact Ameren or ICC with questions
Request information from Ameren Illinois or write the Chief Clerk, Illinois Commerce Commission, 527 East Capitol Avenue, Springfield, IL 62706.

Frequently asked questions

What is Ameren Illinois asking the ICC to do in docket 25-1013?: Ameren filed evidence reconciling its Purchased Gas Adjustment for 2025, which could change gas delivery rates after hearings and a final ICC order.
How can I view the filing or learn more?: Inspect the evidence at Ameren's offices at 300 Liberty Street, Peoria, or online at the ICC e-docket site.
Will my gas bill change immediately?: No; any changes take effect only after hearings and the Illinois Commerce Commission issues a final order.
Which service areas are affected by this filing?: All three Ameren Illinois rate zones: former AmerenCIPS, AmerenCILCO, and AmerenIP territories.

The suggestions and answers above are AI-generated for general information only. They can be wrong, and we don't take responsibility for their accuracy. Talk to a qualified professional before acting on them.

Legal terms in this notice

Purchased Gas Adjustment (PGA) Rider: A tariff mechanism reconciling actual gas purchase costs with amounts billed to customers.
Rate Zone: A geographic area with its own utility rates based on historical service territories.
Direct testimony: Written evidence filed by a party explaining facts and positions for the regulatory record.
ICC docket: A unique case number the Illinois Commerce Commission uses to track a proceeding.

Full Notice Text

PUBLIC NOTICE Notice of Proposed Tarif Changes Gas Service Schedule Ill. C. C. No. 2 To the Gas Patrons of Ameren Illinois Company d/b/a Ameren Illinois: Ameren Illinois (or Company) hereby gives notice to the public that on April 23, 2026, it iled with the Illinois Commerce Commission (ICC or Commission) evidence (direct testimony) regarding the reconciliation of revenues and costs under the Company's Purchased Gas Adjustment (PGA) Rider with costs incurred in connection with the cost of gas from January 1, 2025 through December 31, 2025. The evidence is applicable to Rate Zone I (formerly the AmerenCIPS service territory), Rate Zone II (formerly the AmerenCILCO service territory) and Rate Zone III (formerly the AmerenIP service territory); and may result in changes in its rates and charges with respect to gas delivery services throughout the Company's gas service territory in Illinois. The changes in rates and charges will take efect after hearings and after the Commission issues its inal Order. The Commission docketed the iling as Docket No. 25- 1013. A copy of the evidence may be inspected at Ameren Illinois' oices located at 300 Liberty Street, Peoria, Illinois or online at www.icc.illinois. gov/e-docket/. All parties interested in this matter may obtain information with respect thereto either directly from Ameren Illinois or by addressing the Chief Clerk of the Illinois Commerce Commission, 527 East Capitol Avenue, Springield, Illinois 62706. AMEREN ILLINOIS COMPANY d/b/a Ameren Illinois By: Patrick E. Smith, President