Operating Segments

12 Months Ended

Dec. 31, 2023

Segment Reporting [Abstract]

Operating Segments

14. OPERATING SEGMENTS

The Corporate and Other Segment primarily includes specific items attributable to DESC’s operating segment that are not included in profit measures evaluated by executive management in assessing the segment’s performance or in allocating resources.

In 2023, DESC reported after-tax net income of $18 million for specific items in the Corporate and Other segment, all of which was attributable to its operating segment.

The net income for specific items attributable to DESC’s operating segment in 2023 primarily related to a $28 million ($21 million after-tax) benefit related to real estate transactions, including gains on the transfer of property to satisfy litigation associated with the NND Project.

In 2022, DESC reported after-tax expenses of $3 million for specific items in the Corporate and Other segment, all of which was attributable to its operating segment.

In 2021, DESC reported after-tax net expenses of $212 million for specific items in the Corporate and Other segment, of which $208 million was attributable to its operating segment.

The net expense for specific items attributable to DESC’s operating segment in 2021 primarily related to $266 million ($199 million after-tax) of charges associated with the settlement of the South Carolina electric base rate case and a $70 million ($53 million after-tax) charge associated with litigation.

The following table presents segment information pertaining to DESC’s operations:

Year Ended December 31,	Dominion Energy South Carolina		Corporate and Other			Consolidated Total
(millions)
2023
External revenue	$	3,028	$	—		$	3,028
Depreciation and amortization		531		—			531
Interest charges, net of AFUDC		250		—			250
Income tax expense		79		6			85
Comprehensive income available to common shareholder		357		18			375
Capital expenditures		957		—			957
Total assets (billions)		15.9		—			15.9
2022
External revenue	$	3,783	$	—		$	3,783
Depreciation and amortization		507		—			507
Interest charges, net of AFUDC		220		—			220
Income tax expense (benefit)		132		(1	)		131
Comprehensive income (loss) available (attributable) to    common shareholder		485		(3	)		482
Capital expenditures		697		—			697
Total assets (billions)		15.7		—			15.7
2021
External revenue	$	3,146	$	—		$	3,146
Depreciation and amortization		486		—			486
Interest charges (benefit), net of AFUDC		215		(23	)		192
Income tax expense (benefit)		125		(116	)		9
Comprehensive income (loss) available (attributable) to    common shareholder		421		(212	)		209
Capital expenditures		758		—			758