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Income Tax - Income Tax Reconciliation (Details) | 3 Months Ended
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Mar. 31, 2024 | Mar. 31, 2023
STATUTORY TAX RATE |  |
Federal | 21.00% | 21.00%
Changes in computed taxes resulting from: |  |
State income tax, net of federal income taxes | 5.00% | 5.00%
Amortization of excess deferred federal income taxes | (6.00%) | (3.00%)
Cost of removal | 1.00% | 0.00%
Allowance for uncollectible accounts, net of COVID-19 assistance | (1.00%) | 0.00%
Deferred unamortized ITC recognized on sale of subsidiary | 0 | (0.07)
Changes in state apportionments, net of federal income taxes | 0 | (0.03)
Valuation allowance on state NOLs, net of federal income tax | 0.00% | 1.00%
Effective tax rate | 20.00% | 14.00%
CECONY | Subsidiaries |  |
STATUTORY TAX RATE |  |
Federal | 21.00% | 21.00%
Changes in computed taxes resulting from: |  |
State income tax, net of federal income taxes | 5.00% | 5.00%
Amortization of excess deferred federal income taxes | (5.00%) | (6.00%)
Cost of removal | 1.00% | 1.00%
Allowance for uncollectible accounts, net of COVID-19 assistance | (1.00%) | (1.00%)
Deferred unamortized ITC recognized on sale of subsidiary | 0 | 0
Changes in state apportionments, net of federal income taxes | 0 | 0
Valuation allowance on state NOLs, net of federal income tax | 0.00% | 0.00%
Effective tax rate | 21.00% | 20.00%

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