Company: AILIM
Filing Date: 2025-02-18
Form Type: 10-K
Source: 0001002910-25-000055
Chunk: 126

Company: Ameren Illinois Co
Filing Date: 2025-02-18
Form: 10-K
Item: Item 8
Chunk 126
---
 credits and liabilities” on the balance sheet.(c)In 2024, Ameren and Ameren Missouri recorded an ARO related to decommissioning for the Cass County, Boomtown, and Huck Finn energy centers. In addition, as a result of the 2024 CCR Rule, Ameren and Ameren Missouri recorded an increase to their AROs associated with CCR storage facilities. See Note 14 – Commitments and Contingencies for additional information.(d)Accretion expense attributable to Ameren Missouri was recorded as a decrease to regulatory liabilities.(e)The balance as of December 31, 2024, included an ARO related to the decommissioning of the Callaway Enter Center of $648 million.Deferred CompensationAs of December 31, 2024, and 2023, the present value of benefits to be paid for deferred compensation obligations was $79 million and $85 million, respectively, which was primarily reflected in “Other deferred credits and liabilities” on Ameren’s consolidated balance sheet. Deferred compensation obligations are primarily recorded on the balance sheet of Ameren (parent). Excise TaxesAmeren Missouri and Ameren Illinois collect from their customers excise taxes, including municipal and state excise taxes and gross receipts taxes, that are levied on the sale or distribution of natural gas and electricity. The following table presents the excise taxes recorded on a gross basis in “Operating Revenues – Electric,” “Operating Revenues – Natural gas” and “Operating Expenses – Taxes other than income taxes” on the statements of income for the years ended December 31, 2024, 2023, and 2022:202420232022Ameren Missouri$169 $166 $162 Ameren Illinois130 121 133 Ameren$299 $287 $295 Allowance for Funds Used During ConstructionThe following table presents the average rate that was applied to eligible construction work in progress and the amounts of allowance for funds used during construction capitalized in 2024, 2023, and 2022:202420232022Average rate:Ameren Missouri6 %6 %5 %Ameren Illinois6 %6 %5 %Ameren:Allowance for equity funds used during construction$76 $54 $43 Allowance for borrowed funds used during construction56 48 26 Total Ameren$132 $102 $69 Ameren Missouri: