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Income Taxes (Tables)
3 Months Ended
Mar. 31, 2024
Income Tax Disclosure [Abstract]  
Tax credit investments expenses and related income tax credits and other tax benefits
The following table presents tax credit investment expenses and associated income tax credits and other income tax benefits for the three months ended March 31:
Three Months Ended
March 31,
(Millions)20242023
Proportional amortization recognized in tax provision
$47 $41 
Income tax credits and Other income tax benefits (a) recognized in tax provision
57 52 
(a) Other income tax benefits are a result of tax deductible expenses generated by our tax credit investments