Company: AILIM
Filing Date: 2025-02-18
Form Type: 10-K
Source: 0001002910-25-000055
Chunk: 110

Company: Ameren Illinois Co
Filing Date: 2025-02-18
Form: 10-K
Item: Item 8
Chunk 110
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 excess deferred income taxes(a)(15)(2)(8)Amortization of deferred investment tax credit(1)— — Renewable and other tax credits(b)(10)— (4)State tax3 7 5 Effective income tax rate(2)%26 %14 %2022Federal statutory corporate income tax rate21 %21 %21 %Increases (decreases) from:Amortization of excess deferred income taxes(a)(15)(2)(8)Amortization of deferred investment tax credit(1)— — Renewable and other tax credits(b)(10)— (4)State tax3 7 5 Effective income tax rate(2)%26 %14 %(a)Reflects the amortization of a regulatory liability resulting from the revaluation of accumulated deferred income taxes subject to regulatory ratemaking, which are being refunded to customers.(b)The benefit of the credits associated with Missouri renewable energy standard compliance is refunded to customers through the RESRAM. The benefit of the credits associated with the production and investment tax credit tracker will be refunded to customers based on MoPSC approval in a regulatory rate review.

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The following table presents the components of income tax expense (benefit) for the years ended December 31, 2024, 2023, and 2022:Ameren MissouriAmeren IllinoisOtherAmeren2024Current taxes:Federal$(55)$5 $7 $(43)State(3)— 2 (1)Deferred taxes:Federal45 144 (12)177 State8 76 (19)65 Amortization of excess deferred income taxes(79)(32)(1)(112)Amortization of deferred investment tax credits(3)— — (3)Total income tax expense (benefit)$(87)$193 $(23)$83 2023Current taxes:Federal$(37)$27 $(37)$(47)State1 5 (5)1 Deferred taxes:Federal102 123 35 260 State9 71 (10)70 Amortization of excess deferred income taxes(80)(17)(1)(98)Amortization of deferred investment tax credits(3)— — (3)Total income tax expense (benefit)$(8)$209 $(18)$183 2022Current taxes:Federal$(26)$46