See the page links above for Illinois energy efficiency resource pages.
2027-2029 Revised Energy Efficiency Plans
Due to the passage of the Clean and Reliable Grid Affordability (CRGA) Act that was effective on June 1, 2026, Ameren Illinois (electric) and ComEd were required to file revised EE Plans for 2027-2029 on June 1, 2026. Nicor Gas, Peoples Gas and North Shore Gas each had the option to file revised EE Plan(s) for 2027-2029. ICC docket numbers for each utility’s revised EE Plan are linked below.
- Ameren Illinois EE Plan: 26-0445
- This is a new docket number for a revised 2027-2029 EE Plan
- Ameren Illinois 2027-2029 EE Plan
- Ameren Illinois 2027-2029 EE Plan Stipulated Agreement
- ComEd EE Plan: 25-0213
- ComEd filed a petition to re-open the 2026-2029 EE Plan approval docket.
- ComEd 2027-2029 EE Plan
- ComEd 2027-2029 EE Plan Stipulated Agreement
- Nicor Gas EE Plan: 26-0458
- This is a new docket number for a revised 2027-2029 EE Plan.
- Nicor Gas 2027-2029 EE Plan
- Please note the following statement from Nicor’s filing: The Company notes that Section 8-104(e-20) authorizes the Commission to adopt an incentive mechanism for a utility that “proposes a plan budget … equal to or greater than 5% of the amounts paid by non-opt-out retail customers in connection with natural gas service in the applicable multi-year period,” and achieves certain average incremental savings, average savings life, and funding allocation parameters. 220 ILCS 5/8-104(e-20). Nicor Gas is currently in discussions with stakeholders regarding a possible plan that would meet or exceed each of these criteria. If the parties reach agreement with respect to such a plan, Nicor Gas will amend this Petition and supplement the materials submitted in connection with this Petition to reflect such an agreement. Meanwhile, the Company reserves the right to withdraw the proposed Amended Plan attached as Exhibits A and B and, instead, move forward with the existing, Commission approved EEP, applicable to the period January 1, 2026, through December 31, 2029.
- Peoples Gas & North Shore Gas EE Plan: 25-0210
- Peoples Gas and North Shore Gas filed a petition to re-open the 2026-2029 EE Plan approval docket.
- Peoples Gas 2027-2029 EE Plan
- North Shore Gas 2027-2029 EE Plan
- Peoples Gas and North Shore Gas 2027-2029 EE Plan Stipulated Agreement
2026-2029 Energy Efficiency Plans
- Ameren Illinois EE Plan: 25-0211
- Ameren Illinois 2026-2029 EE Plan (revised filing with the ICC in June 2025)
- Ameren Illinois 2026-2029 EE Plan Stipulated Agreement
- ComEd EE Plan: 25-0213
- ComEd 2026-2029 EE Plan (filed with the ICC in Feb. 2025)
- ComEd 2026-2029 EE Plan Stipulated Agreement
- Nicor Gas EE Plan: 25-0209
- Nicor Gas 2026-2029 EE Plan (filed with the ICC in Feb. 2025)
- Nicor Gas 2026-2029 EE Plan Stipulated Agreement
- Peoples Gas & North Shore Gas EE Plan: 25-0210
- Peoples Gas 2026-2029 EE Plan (filed with the ICC in Feb. 2025)
- North Shore Gas 2026-2029 EE Plan (filed with the ICC in Feb. 2025)
- Peoples Gas and North Shore Gas 2026-2029 EE Plan Stipulated Agreement
2022-2025 Energy Efficiency Plans
- Ameren Illinois EE Plan: 21-0158
- Revised Ameren Illinois 2022-2025 EE Plan (filed with the ICC in April 2022 following changes needed due to the passage of CEJA)
- ComEd EE Plan: 21-0155
- Revised ComEd 2022-2025 EE Plan (filed with the ICC in March 2022 following changes needed due to the passage of CEJA)
- Nicor Gas EE Plan: 21-0154
- Peoples Gas & North Shore Gas EE Plan: 21-0159
2018-2021 Energy Efficiency Plans
- Ameren Illinois EE Plan: 17-0311
- Ameren Illinois 2018-2021 EE Plan Filed with the ICC
- Ameren Illinois Compliance Filing Summary
- Ameren Illinois Compliance Filing Program Templates
- See above docket for additional information on the Plan approved by the ICC
- Ameren Illinois 2018-2021 EE Plan Filed with the ICC
- ComEd EE Plan: 17-0312
- Nicor Gas EE Plan: 17-0310
- Peoples Gas – North Shore Gas EE Plan: 17-0309
COVID-19 Resources
- Click here to visit the COVID-19 Resources page.
- 2020 meetings related to COVID-19: On April 14 utilities presented an update to SAG on COVID-19 impacts. On June 11 a small group meeting was held to discuss evaluation impacts due to COVID-19. On August 24 a second small group follow-up meeting was held to discuss an open evaluation question. On November 13 a small group meeting was held to discuss potential evaluation treatment of business closures.