What is Ameren Illinois asking the ICC to do in Docket No. 25-1013?

Ameren filed a reconciliation of its 2025 purchased gas costs and is seeking adjustments to gas delivery rates subject to ICC review.

When were the purchased gas costs under review incurred?

The costs under review cover January 1, 2025 through December 31, 2025.

Where can I view the filing and supporting evidence?

You can inspect the evidence at Ameren Illinois' Peoria office (300 Liberty Street) or online at the ICC e-docket site.

Will rates change immediately because of this filing?

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

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

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Affects:HomeownersTenantsGeneral PublicGovernment Agencies

Ameren Illinois filed evidence with the Illinois Commerce Commission on April 23, 2026, reconciling purchased gas costs for 2025 and proposing changes to gas delivery rates across its Illinois service zones. Any rate changes will take effect only after ICC hearings and a final order.

Key Takeaways

Filing reconciles purchased gas costs for Jan 1–Dec 31, 2025
May lead to changes in gas delivery rates statewide
Filing date: April 23, 2026; ICC Docket No. 25-1013
Final rates require ICC hearings and a final order
Evidence available at Ameren Peoria office and ICC e-docket

Published: May 13, 2026 · 6 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
Inspect the evidence at 300 Liberty Street, Peoria, or view Docket No. 25-1013 on the ICC e-docket to see proposed adjustments.
2
Contact Ameren or ICC
Request information from Ameren Illinois or write the ICC Chief Clerk at 527 East Capitol Avenue, Springfield, IL 62706.
3
Monitor the docket
Check ICC e-docket for hearing dates and the Commission's final order affecting rates.

Frequently asked questions

What is Ameren Illinois asking the ICC to do in Docket No. 25-1013?: Ameren filed a reconciliation of its 2025 purchased gas costs and is seeking adjustments to gas delivery rates subject to ICC review.
When were the purchased gas costs under review incurred?: The costs under review cover January 1, 2025 through December 31, 2025.
Where can I view the filing and supporting evidence?: You can inspect the evidence at Ameren Illinois' Peoria office (300 Liberty Street) or online at the ICC e-docket site.
Will rates change immediately because of this filing?: No; any rate changes will take effect only after hearings and a final order by the Illinois Commerce Commission.

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 that reconciles the cost of gas purchased with amounts billed to customers.
Rate Zone: A geographic subdivision of a utility's service area used to set different rates.
Docket: The official case file number and record kept by the Illinois Commerce Commission.

Full Notice Text

PUBLIC NOTICE Notice of Proposed Tariff 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 filed 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 effect after hearings and after the Commission issues its final Order. The Commission docketed the filing as Docket No. 25-1013. A copy of the evidence may be inspected at Ameren Illinois' offices 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, Springfield, Illinois 62706. AMEREN ILLINOIS COMPANY d/b/a Ameren Illinois By: Patrick E. Smith, Presiden