Income Taxes (Tables)

3 Months Ended

Mar. 31, 2021

Income Tax Disclosure [Abstract]

Effective Income Tax

For continuing operations, including noncontrolling interests, the statutory U.S. federal income tax rate reconciles to the Companies’ effective income tax rate as follows:

	Dominion Energy						Virginia Power
Three Months Ended March 31,	2021			2020			2021			2020
U.S. statutory rate		21.0	%		21.0	%		21.0	%		21.0	%
Increases (reductions) resulting from:
State taxes, net of federal benefit		3.5			3.3			4.5			4.8
Investment tax credits		(3.8	)		(7.0	)		(6.6	)		(6.4	)
Production tax credits		(0.3	)		(0.8	)		(0.6	)		(0.8	)
Reversal of excess deferred income    taxes		(2.2	)		(7.8	)		(2.2	)		(8.1	)
AFUDC - equity		(0.4	)		(0.7	)		(0.7	)		(0.7	)
Other, net		—			1.7			0.3			0.3
Effective tax rate		17.8	%		9.7	%		15.7	%		10.1	%