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Condensed Statements of Consolidated Income (Unaudited) - Houston Electric - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2024
Mar. 31, 2023
Revenues $ 2,620 $ 2,779
Expenses:    
Operation and maintenance 709 663
Depreciation and amortization 363 319
Taxes other than income taxes 144 138
Total 2,004 2,238
Operating Income 616 541
Other Income (Expense):    
Interest expense and other finance charges (198) (148)
Interest expense on Securitization Bonds (6) (2)
Other income, net 14 13
Total (188) (138)
Income Before Income Taxes 428 403
Income tax expense 78 78
Net Income 350 325
Houston Electric    
Revenues 901 792
Expenses:    
Operation and maintenance 437 380
Depreciation and amortization 199 159
Taxes other than income taxes 75 64
Total 711 603
Operating Income 190 189
Other Income (Expense):    
Interest expense and other finance charges (76) (53)
Interest expense on Securitization Bonds (1) (2)
Other income, net 11 7
Total (66) (48)
Income Before Income Taxes 124 141
Income tax expense 25 33
Net Income $ 99 $ 108