Condensed Balance Sheets (Unaudited) - MPC - USD ($) $ in Millions	Jun. 30, 2025	Dec. 31, 2024
Current Assets:
Cash and cash equivalents	$ 1,264	$ 1,070
Receivables —
Customer accounts, net and Affiliated	2,301	2,228
Unbilled revenues	895	825
Other accounts and notes	553	597
Fossil fuel stock	740	803
Materials and supplies	2,138	2,178
Other regulatory assets	732	804
Other current assets	439	476
Total current assets	10,801	10,694
Property, Plant, and Equipment:
In service	140,888	137,143
Less: Accumulated depreciation	41,703	40,126
Plant in service, net of depreciation	99,185	97,017
Construction work in progress	7,686	6,389
Total property, plant, and equipment	108,141	104,689
Other Property and Investments:
Total other property and investments	10,363	10,198
Deferred Charges and Other Assets:
Deferred charges related to income taxes	899	889
Prepaid pension costs	2,881	2,674
Deferred under recovered fuel clause revenues	325	485
Regulatory assets – asset retirement obligations	5,115	5,458
Other regulatory assets, deferred	7,338	7,037
Other deferred charges and assets	1,390	1,467
Total deferred charges and other assets	19,548	19,599
Total Assets	148,853	145,180
Current Liabilities:
Securities due within one year	5,365	4,718
Notes payable	988	1,338
Accounts payable —
Customer deposits	468	486
Accrued compensation	825	1,261
Asset retirement obligations	683	731
Other regulatory liabilities	264	369
Other current liabilities	1,041	1,100
Total current liabilities	14,570	15,993
Long-term Debt	62,983	58,768
Deferred Credits and Other Liabilities:
Accumulated deferred income taxes	12,294	11,730
Deferred credits related to income taxes	4,446	4,434
Employee benefit obligations	993	1,011
Asset retirement obligations, deferred	8,862	9,203
Other cost of removal obligations	2,028	2,016
Other regulatory liabilities, deferred	671	692
Other deferred credits and liabilities	1,359	1,350
Total deferred credits and other liabilities	33,958	33,745
Total Liabilities	111,511	108,506
Total Liabilities and Stockholders' Equity	148,853	145,180
Mississippi Power
Current Assets:
Cash and cash equivalents	22	13
Receivables —
Unbilled revenues	47	39
Other accounts and notes	24	24
Fossil fuel stock	36	56
Materials and supplies	103	103
Other regulatory assets	38	43
Other current assets	14	28
Total current assets	409	384
Property, Plant, and Equipment:
In service	5,873	5,697
Less: Accumulated depreciation	1,906	1,833
Plant in service, net of depreciation	3,967	3,864
Construction work in progress	233	253
Total property, plant, and equipment	4,200	4,117
Other Property and Investments:
Total other property and investments	148	152
Deferred Charges and Other Assets:
Deferred charges related to income taxes	27	27
Prepaid pension costs	134	124
Deferred under recovered fuel clause revenues	0	32
Regulatory assets – asset retirement obligations	230	243
Other regulatory assets, deferred	266	259
Accumulated deferred income taxes	74	82
Other deferred charges and assets	70	74
Total deferred charges and other assets	801	841
Total Assets	5,558	5,494
Current Liabilities:
Securities due within one year	12	12
Notes payable	32	14
Accounts payable —
Customer deposits	19	20
Accrued taxes	66	115
Accrued compensation	29	46
Asset retirement obligations	29	32
Over recovered fuel clause revenues	0	32
Other regulatory liabilities	3	5
Other current liabilities	68	75
Total current liabilities	399	502
Long-term Debt	1,780	1,681
Deferred Credits and Other Liabilities:
Accumulated deferred income taxes	493	492
Deferred credits related to income taxes	213	219
Employee benefit obligations	65	65
Asset retirement obligations, deferred	102	116
Other cost of removal obligations	133	170
Other regulatory liabilities, deferred	117	121
Other deferred credits and liabilities	92	39
Total deferred credits and other liabilities	1,215	1,222
Total Liabilities	3,394	3,405
Total common stockholders' equity	2,164	2,089
Total Liabilities and Stockholders' Equity	5,558	5,494
Mississippi Power | Nonrelated Party
Receivables —
Customer accounts, net and Affiliated	75	45
Accounts payable —
Affiliated and Other	72	83
Mississippi Power | Related Party
Receivables —
Customer accounts, net and Affiliated	50	33
Accounts payable —
Affiliated and Other	$ 69	$ 68