Company: SOJE
Filing Date: 2025-02-20
Form Type: 10-K
Source: 0000092122-25-000018
Chunk: 1586

Company: SOUTHERN CO
Filing Date: 2025-02-20
Form: 10-K
Item: Item 8
Chunk 1586
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.80 4.80 4.80 4.80 4.80 4.80 

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    Table of Contents                                Index to Financial StatementsCOMBINED NOTES TO FINANCIAL STATEMENTS

2022Assumptions used to determine net periodic costs:Southern CompanyAlabamaPowerGeorgiaPowerMississippi PowerSouthern PowerSouthern Company GasPension plansDiscount rate – benefit obligations3.09 %3.12 %3.07 %3.07 %3.21 %3.04 %Discount rate – interest costs2.55 2.58 2.51 2.54 2.79 2.53 Discount rate – service costs3.34 3.36 3.37 3.35 3.36 3.21 Expected long-term return on plan assets8.25 8.25 8.25 8.25 8.25 8.25 Annual salary increase4.80 4.80 4.80 4.80 4.80 4.80 Other postretirement benefit plansDiscount rate – benefit obligations2.90 %2.95 %2.87 %2.88 %3.07 %2.82 %Discount rate – interest costs2.32 2.38 2.30 2.27 2.55 2.17 Discount rate – service costs3.26 3.30 3.27 3.26 3.25 3.22 Expected long-term return on plan assets7.21 7.54 6.88 7.22 — 6.08 Annual salary increase4.80 4.80 4.80 4.80 4.80 4.80 2024Assumptions used to determine benefit obligations:Southern CompanyAlabama PowerGeorgia PowerMississippi PowerSouthern PowerSouthern Company GasPension plansDiscount rate5.76 %5.78 %5.75 %5.76 %5.84 %5.73 %Annual salary increase4.60 4.60 4.60 4.60 4.60 4.60 Other postretirement benefit plansDiscount rate5.64 %5.67 %5.61 %5.63 %5.73 %5.62