Company: SOJE
Filing Date: 2025-02-20
Form Type: 10-K
Source: 0000092122-25-000018
Chunk: 1890

Company: SOUTHERN CO
Filing Date: 2025-02-20
Form: 10-K
Item: Item 8
Chunk 1890
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s for Southern Company exclude regulatory assets of $16 million and $24 million at December 31, 2024 and 2023, respectively, associated with unamortized amounts in Southern Company Gas' other postretirement benefit plans prior to its acquisition by Southern Company.The changes in the balance of net regulatory assets (liabilities) related to the other postretirement benefit plans for the plan years ended December 31, 2024 and 2023 are presented in the following table:Southern CompanyAlabama PowerGeorgiaPowerMississippi PowerSouthern Company Gas(in millions)Net regulatory assets (liabilities):(*)Balance at December 31, 2022$(136)$(21)$(39)$(9)$(58)Net gain(77)(30)(38)(1)— Reclassification adjustments:Amortization of prior service costs(1)— (1)— — Amortization of net gain6 3 4 — — Amortization of regulatory assets(*)— — — — (10)Total reclassification adjustments5 3 3 — (10)Total change(72)(27)(35)(1)(10)Balance at December 31, 2023$(208)$(48)$(74)$(10)$(68)Net (gain) loss8 1 6 1 (12)Reclassification adjustments:Amortization of prior service costs(2)(1)(1)— — Amortization of net gain13 3 5 — 5 Amortization of regulatory assets(*)— — — — (9)Total reclassification adjustments11 2 4 — (4)Total change19 3 10 1 (16)Balance at December 31, 2024$(189)$(45)$(64)$(9)$(84)(*)Amounts for Southern Company exclude regulatory assets of $16 million and $24 million at December 31, 2024 and 2023, respectively, associated with unamortized amounts in Southern Company Gas' other postretirement benefit plans prior to its acquisition by Southern Company.

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    Table of Contents                                Index to Financial StatementsCOMBINED NOTES TO FINANCIAL STATEMENTS

Presented below are the amounts included in AOCI at December 31, 2024 and 2023 related to the other postretirement benefit plans of Southern Company, Southern