v3.25.4

Income Taxes (Schedule of Effective Income Rate Reconciliation) (Details) - USD ($) $ in Millions | 1 Months Ended | 12 Months Ended
--- | --- | ---
Jun. 30, 2025 | Dec. 31, 2025 | Dec. 31, 2024 | Dec. 31, 2023
Amount |  |  |  |
Income from continuing operations before income taxes |  | $ 1,248 | $ 1,123 | $ 954
Income tax expense at statutory rate |  | 262 | 236 | 200
State and local income taxes, net of federal income tax effect |  | 77 | 58 | 40
Renewable energy tax credits |  | (68) | (71) | (55)
Other |  | (6) | (6) | (7)
Nontaxable or nondeductible items |  | 3 | 4 | 3
Changes in unrecognized tax benefits |  | 9 | 2 | (11)
TCJA excess deferred taxes |  | (42) | (43) | (40)
Deferred tax adjustment |  | 0 | (16) | 0
Taxes attributable to noncontrolling interests |  | 15 | 12 | 17
Other, net |  | (4) | 0 | 0
Income tax expense |  | $ 246 | $ 176 | $ 147
Percent |  |  |  |
Income tax expense at statutory rate |  | 21.00% | 21.00% | 21.00%
State and local income taxes, net of federal income tax effect |  | 6.20% | 5.10% | 4.20%
Renewable energy tax credits |  | (5.40%) | (6.40%) | (5.80%)
Other |  | (0.50%) | (0.50%) | (0.70%)
Nontaxable or nondeductible items |  | 0.20% | 0.40% | 0.30%
Changes in unrecognized tax benefits |  | 0.70% | 0.20% | (1.20%)
TCJA excess deferred taxes |  | (3.40%) | (3.80%) | (4.20%)
Deferred tax adjustment |  | 0.00% | (1.40%) | 0.00%
Taxes attributable to noncontrolling interests |  | 1.20% | 1.10% | 1.80%
Other, net |  | (0.30%) | 0.00% | 0.00%
Effective tax rate |  | 19.70% | 15.70% | 15.40%
State and local |  | $ 100 | $ 76 | $ 38
Consumers Energy Company |  |  |  |
Amount |  |  |  |
Income from continuing operations before income taxes |  | 1,417 | 1,209 | 1,028
Income tax expense at statutory rate |  | 298 | 254 | 216
State and local income taxes, net of federal income tax effect |  | 80 | 60 | 47
Renewable energy tax credits |  | (46) | (51) | (43)
Other |  | (6) | (6) | (7)
Nontaxable or nondeductible items |  | 3 | 3 | 3
Changes in unrecognized tax benefits |  | 9 | 1 | (12)
TCJA excess deferred taxes |  | (42) | (43) | (40)
Deferred tax adjustment |  | 0 | (16) | 0
Other, net |  | (8) | (2) | (3)
Income tax expense |  | $ 288 | $ 200 | $ 161
Percent |  |  |  |
Income tax expense at statutory rate |  | 21.00% | 21.00% | 21.00%
State and local income taxes, net of federal income tax effect |  | 5.70% | 5.00% | 4.60%
Renewable energy tax credits |  | (3.20%) | (4.20%) | (4.20%)
Other |  | (0.40%) | (0.50%) | (0.70%)
Nontaxable or nondeductible items |  | 0.20% | 0.20% | 0.30%
Changes in unrecognized tax benefits |  | 0.60% | 0.10% | (1.20%)
TCJA excess deferred taxes |  | (3.00%) | (3.60%) | (3.90%)
Deferred tax adjustment |  | 0.00% | (1.30%) | 0.00%
Other, net |  | (0.60%) | (0.20%) | (0.20%)
Effective tax rate |  | 20.30% | 16.50% | 15.70%
State and local | $ 12 | $ 79 | $ 68 | $ 43
Consumers Energy Company | Non-Michigan Jurisdiction |  |  |  |
Amount |  |  |  |
State and local income taxes, net of federal income tax effect |  |  |  | $ (13)

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