Illinois ICC approves Nicor Gas rate settlement: $82M base rate increase, 9.48% ROE, effective Nov 16

SOUTHERN CO GAS

Illinois Commerce Commission approved a Stipulation among Nicor Gas, ICC Staff, Illinois Attorney General, CUB and others, filed with the ICC on September 8, 2026.
Annual base rate revenues will increase by approximately $82 million, effective November 16, 2026; ROE set at 9.48% and equity ratio at 50.00%.
Settlement resolves the Nicor Gas general base rate case filed January 9, 2026; order can be challenged by rehearing requests within 30 days of service.
Once the order is final, Nicor Gas will move to dismiss its pending appeal of the Illinois Commission's November 19, 2025 base rate case decision.
Other signatories include Illinois Industrial Energy Consumers, Legal Action Chicago, Retail Energy Supply Association and Illinois Competitive Energy Association.

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