Company: AILIM
Filing Date: 2025-05-05
Form Type: 10-Q
Source: 0001002910-25-000098
Chunk: 19

Company: Ameren Illinois Co
Filing Date: 2025-05-05
Form: 10-Q
Item: Part I, Item 2
Chunk 19
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, plant, and equipment not yet included in base rates, pursuant to PISA and RESRAM, which decreased depreciation and amortization expenses by $10 million.

•The amortization of a regulatory asset associated with the securitization of Ameren Missouri’s Rush Island Energy Center increased depreciation and amortization expenses by $6 million.

•The lower net under-recovery of RESRAM eligible expenses increased depreciation and amortization expenses by $3 million.

52

Taxes Other Than Income Taxes

Increase (Decrease) by SegmentTotal by Segment(a)Overall Ameren Increase of $9 Million

(a)Includes $1 million and $2 million at Ameren Transmission in the three months ended March 31, 2025 and 2024, respectively, and other/intersegment eliminations of $4 million and $3 million in the three months ended March 31, 2025 and 2024, respectively.

Ameren MissouriAmeren Illinois Natural GasOther/Intersegment EliminationsAmeren Illinois Electric DistributionAmeren Transmission

Taxes other than income taxes increased $9 million in the three months ended March 31, 2025, compared with the year-ago period, primarily because of an increase of $4 million, $3 million and $2 million at Ameren Illinois Electric Distribution, Ameren Illinois Natural Gas and Ameren Missouri, respectively. Taxes other than income taxes increased primarily due to an increase in gross receipts taxes of $3 million, $3 million and $1 million at Ameren Illinois Natural Gas, Ameren Missouri, and Ameren Illinois Electric Distribution, respectively, resulting from increased retail electric and natural gas sales; and an increase of $2 million at Ameren Illinois Electric Distribution due to an increase in excise taxes resulting from higher invested capital taxes.

53

Other Income, Net

Increase (Decrease) by SegmentTotal by Segment(a)Overall Ameren Decrease of $4 Million

Ameren MissouriAmeren Illinois Natural GasOther/Intersegment EliminationsAmeren Illinois Electric DistributionAmeren Transmission        See Note 5 – Other Income, Net, under Part I, Item 1, of this report for additional information. See Note 11 – Retirement Benefits under Part I, Item 1, of this report for more information on the non-service cost components of net periodic benefit income.

Ameren

Other income, net, decreased $4 million in the