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Condensed Statements of Consolidated Income (Unaudited) - Houston Electric - USD ($)
$ in Millions
 3 Months Ended
Mar. 31, 2023
Mar. 31, 2022
Revenues $ 2,779 $ 2,763
Expenses:    
Operation and maintenance 663 688
Depreciation and amortization 319 318
Taxes other than income taxes 138 147
Total 2,238 2,286
Operating Income 541 477
Other Income (Expense):    
Interest expense and other finance charges (148) (153)
Interest expense on Securitization Bonds (2) (4)
Other income, net 13 18
Total (138) 253
Income Before Income Taxes 403 730
Income tax expense 78 199
Net Income 325 531
Houston Electric    
Revenues 792 746
Expenses:    
Operation and maintenance 380 395
Depreciation and amortization 159 162
Taxes other than income taxes 64 63
Total 603 620
Operating Income 189 126
Other Income (Expense):    
Interest expense and other finance charges (53) (48)
Interest expense on Securitization Bonds (2) (4)
Other income, net 7 4
Total (48) (48)
Income Before Income Taxes 141 78
Income tax expense 33 17
Net Income $ 108 $ 61