Transforming For Our Future

Illinois Energy Legislation Ameren Enhancing regulatory frameworks and advocating for responsible energy and economic policies Ameren Illinois Electric Distribution . ⚫ Illinois Energy Transition Legislation (SB 2408) enacted in 2021 - Allows for electric utility to opt-in to four-year plan (Multi-Year Rate Plan) for rates effective beginning in 2024 - Working with key stakeholders through various workshops to establish specific procedures, including performance metrics Expect performance metrics to be approved by the ICC by late September Allows for utility-owned solar with optional battery storage pilot projects in two communities, Peoria and East St. Louis, at a cost not to exceed $20 million each Subject to finalizing key aspects of this ratemaking framework, anticipate filing Multi-Year Rate Plan by Jan. 20, 2023 First Quarter 2022 Earnings | May 6, 2022 7

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