CONDENSED CONSOLIDATED STATEMENTS OF INCOME - AEP Texas - USD ($) $ in Millions	3 Months Ended
	Mar. 31, 2026	Mar. 31, 2025
REVENUES
TOTAL REVENUES	$ 6,020	$ 5,463
EXPENSES
Other Operation	750	752
Maintenance	411	319
Depreciation and Amortization	907	833
Taxes Other Than Income Taxes	443	422
TOTAL EXPENSES	4,660	4,179
OPERATING INCOME	1,360	1,284
Other Income (Expense):
Allowance for Equity Funds Used During Construction	70	57
Non-Service Cost Components of Net Periodic Benefit Cost	38	35
Interest Expense	(552)	(495)
INCOME (LOSS) BEFORE INCOME TAX EXPENSE (BENEFIT)	922	889
Income Tax Expense	44	125
AEP TEXAS INC.
REVENUES
TOTAL REVENUES	524	523
EXPENSES
Other Operation	162	166
Maintenance	24	24
Depreciation and Amortization	105	109
Taxes Other Than Income Taxes	45	47
TOTAL EXPENSES	336	346
OPERATING INCOME	188	177
Other Income (Expense):
Allowance for Equity Funds Used During Construction	19	12
Non-Service Cost Components of Net Periodic Benefit Cost	6	6
Interest Expense	(66)	(73)
INCOME (LOSS) BEFORE INCOME TAX EXPENSE (BENEFIT)	147	122
Income Tax Expense	27	20
NET INCOME	120	102
Electric Transmission and Distribution
REVENUES
TOTAL REVENUES	1,594	1,515
Electric Transmission and Distribution | AEP TEXAS INC.
REVENUES
TOTAL REVENUES	513	520
Sales to AEP Affiliates | AEP TEXAS INC.
REVENUES
TOTAL REVENUES	2	1
Other Revenues
REVENUES
TOTAL REVENUES	130	132
Other Revenues | AEP TEXAS INC.
REVENUES
TOTAL REVENUES	$ 9	$ 2