Income Taxes (Tables)

6 Months Ended

Jun. 30, 2022

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
Six Months Ended June 30,	2022			2021			2022			2021
U.S. statutory rate		21.0	%		21.0	%		21.0	%		21.0	%
Increases (reductions) resulting from:
Recognition of deferred taxes - stock of    subsidiary held for sale		25.0			—			—			—
State taxes, net of federal benefit		7.9			2.3			4.4			4.5
Investment tax credits		(9.8	)		(5.3	)		(6.9	)		(5.8	)
Production tax credits		(1.1	)		(0.4	)		(1.0	)		(0.6	)
Reversal of excess deferred income    taxes		(10.2	)		(3.5	)		(3.9	)		(2.1	)
State legislative change		—			(1.5	)		—			(1.7	)
Changes in state deferred taxes associated    with assets held for sale		1.4			—			—			—
AFUDC - equity		(1.3	)		(0.5	)		(1.0	)		(0.6	)
Other, net		0.2			(0.4	)		0.6			0.3
Effective tax rate		33.1	%		11.7	%		13.2	%		15.0	%