v3.26.3
Employee Benefit Plans (Tables)
9 Months Ended
Sep. 30, 2026
Retirement Benefits [Abstract]  
Components of Provision for Net Periodic Benefit (Credit) Cost The components of Dominion Energy’s provision for net periodic benefit (credit) cost are as follows:

 

 

 

Pension Benefits

 

 

Other Postretirement Benefits

 

 

 

Quarter-to-Date

 

 

Year-to-Date

 

 

Quarter-to-Date

 

 

Year-to-Date

 

Period Ended September 30,

 

2026

 

 

2025

 

 

2026

 

 

2025

 

 

2026

 

 

2025

 

 

2026

 

 

2025

 

(millions)

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

Service cost

 

$

19

 

 

$

19

 

 

$

57

 

 

$

57

 

 

$

2

 

 

$

3

 

 

$

7

 

 

$

8

 

Interest cost

 

 

108

 

 

 

108

 

 

 

323

 

 

 

325

 

 

 

13

 

 

 

13

 

 

 

40

 

 

 

42

 

Expected return on plan assets

 

 

(159

)

 

 

(170

)

 

 

(476

)

 

 

(508

)

 

 

(43

)

 

 

(39

)

 

 

(130

)

 

 

(119

)

Amortization of prior service (credit) cost

 

 

—

 

 

 

1

 

 

 

1

 

 

 

1

 

 

 

(5

)

 

 

(6

)

 

 

(16

)

 

 

(19

)

Net periodic benefit (credit) cost

 

$

(32

)

 

$

(42

)

 

$

(95

)

 

$

(125

)

 

$

(33

)

 

$

(29

)

 

$

(99

)

 

$

(88

)