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Condensed Balance Sheets (Unaudited) - APC - USD ($)
$ in Millions
Mar. 31, 2026
Dec. 31, 2025
Current Assets:    
Cash and cash equivalents $ 981 $ 1,639
Receivables —    
Customer accounts and affiliated 2,405 2,251
Unbilled revenues 740 931
Other accounts and notes 524 655
Accumulated provision for uncollectible accounts (95) (84)
Fossil fuel stock 727 735
Materials and supplies 2,297 2,202
Prepaid expenses 411 327
Other regulatory assets 706 709
Other current assets 433 424
Total current assets 9,961 10,917
Property, Plant, and Equipment:    
In service 149,086 146,114
Less: Accumulated depreciation 45,186 43,483
Plant in service, net of depreciation 103,900 102,631
Other utility plant, net 0 307
Nuclear fuel, at amortized cost 920 897
Construction work in progress 11,282 10,534
Total property, plant, and equipment 116,102 114,369
Other Property and Investments:    
Nuclear decommissioning trusts, at fair value 2,888 2,947
Equity investments in unconsolidated subsidiaries 1,365 1,318
Miscellaneous property and investments 706 714
Total other property and investments 10,414 10,440
Deferred Charges and Other Assets:    
Operating lease right-of-use assets, net of amortization 1,351 1,358
Deferred charges related to income taxes 1,026 948
Regulatory assets – asset retirement obligations 5,198 5,129
Other regulatory assets, deferred 7,683 7,427
Other deferred charges and assets 1,534 1,436
Total deferred charges and other assets 20,554 19,994
Total Assets 157,031 155,720
Current Liabilities:    
Securities due within one year 5,701 6,220
Notes payable 1,673 722
Accounts payable —    
Customer deposits 478 475
Accrued interest 627 807
Accrued compensation 761 1,418
Asset retirement obligations 659 662
Other regulatory liabilities 228 240
Other current liabilities 1,191 1,157
Total current liabilities 15,318 16,888
Long-term Debt 67,148 65,649
Deferred Credits and Other Liabilities:    
Accumulated deferred income taxes 12,381 12,133
Deferred credits related to income taxes 4,648 4,712
Accumulated deferred ITCs 2,047 2,002
Employee benefit obligations 941 980
Operating lease obligations 1,280 1,287
Asset retirement obligations, deferred 8,907 8,939
Other regulatory liabilities, deferred 770 722
Other deferred credits and liabilities 1,625 1,505
Total deferred credits and other liabilities 34,653 34,316
Total Liabilities 117,119 116,853
Total Liabilities and Stockholders' Equity 157,031 155,720
Alabama Power    
Current Assets:    
Cash and cash equivalents 275 566
Receivables —    
Unbilled revenues 158 189
Other accounts and notes 54 113
Accumulated provision for uncollectible accounts (25) (23)
Fossil fuel stock 289 303
Materials and supplies 745 732
Prepaid expenses 170 86
Other regulatory assets 353 344
Other current assets 85 80
Total current assets 2,706 2,986
Property, Plant, and Equipment:    
In service 40,185 38,915
Less: Accumulated depreciation 13,754 12,816
Plant in service, net of depreciation 26,431 26,099
Other utility plant, net 0 307
Nuclear fuel, at amortized cost 285 290
Construction work in progress 1,550 1,441
Total property, plant, and equipment 28,266 28,137
Other Property and Investments:    
Nuclear decommissioning trusts, at fair value 1,510 1,542
Equity investments in unconsolidated subsidiaries 49 48
Miscellaneous property and investments 123 123
Total other property and investments 1,682 1,713
Deferred Charges and Other Assets:    
Operating lease right-of-use assets, net of amortization 91 86
Deferred charges related to income taxes 262 261
Prepaid pension and other postretirement benefit costs 1,046 1,016
Regulatory assets – asset retirement obligations 1,572 1,518
Other regulatory assets, deferred 2,070 1,982
Other deferred charges and assets 456 425
Total deferred charges and other assets 5,497 5,288
Total Assets 38,151 38,124
Current Liabilities:    
Securities due within one year 462 625
Notes payable 30 0
Accounts payable —    
Customer deposits 114 113
Accrued taxes 211 105
Accrued interest 96 134
Accrued compensation 153 275
Asset retirement obligations 258 256
Other regulatory liabilities 70 89
Other current liabilities 131 135
Total current liabilities 2,076 2,602
Long-term Debt 11,507 11,388
Deferred Credits and Other Liabilities:    
Accumulated deferred income taxes 4,313 4,209
Deferred credits related to income taxes 1,560 1,585
Accumulated deferred ITCs 113 115
Employee benefit obligations 149 152
Operating lease obligations 81 78
Asset retirement obligations, deferred 3,404 3,423
Other regulatory liabilities, deferred 239 252
Other deferred credits and liabilities 365 326
Total deferred credits and other liabilities 10,224 10,140
Total Liabilities 23,807 24,130
Total common stockholders' equity 14,344 13,994
Total Liabilities and Stockholders' Equity 38,151 38,124
Alabama Power | Nonrelated Party    
Receivables —    
Customer accounts and affiliated 460 470
Accounts payable —    
Affiliated and Other 351 576
Alabama Power | Related Party    
Receivables —    
Customer accounts and affiliated 142 126
Accounts payable —    
Affiliated and Other $ 200 $ 294