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Accumulated Other Comprehensive Income (Loss) (Tables) | 3 Months Ended
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Mar. 31, 2022
Schedule of Changes in AOCI Net of Tax and Reclassifications out of AOCI by Component | The following table presents Dominion Energy’s changes in AOCI (net of tax) and reclassifications out of AOCI by component:
|  | Commodity |  |  |  |  | Interest Rate |  |  |  |  | Total Derivative-Hedging Activities(1) |  |  |  |  | Investment Securities(2) |  |  |  |  | Pension and other postretirement benefit costs(3) |  |  |  |  | Equity Method Investees(4) |  |  |  |  | Total |
(millions) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Three Months Ended March 31, 2022 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | — |  |  |  |  | $ | (358 | ) |  |  |  | $ | (358 | ) |  |  |  | $ | 37 |  |  |  |  | $ | (1,133 | ) |  |  |  | $ | (4 | ) |  |  |  | $ | (1,458 | )
Other comprehensive income before reclassifications: gains (losses) |  |  | — |  |  |  |  |  | 25 |  |  |  |  |  | 25 |  |  |  |  |  | (62 | ) |  |  |  |  | 28 |  |  |  |  |  | 1 |  |  |  |  |  | (8 | )
Amounts reclassified from AOCI: (gains) losses |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest and related charges |  |  | — |  |  |  |  |  | 14 |  |  |  |  |  | 14 |  |  |  |  |  | — |  |  |  |  |  | — |  |  |  |  |  | — |  |  |  |  |  | 14 |
Other income |  |  | — |  |  |  |  |  | — |  |  |  |  |  | — |  |  |  |  |  | 4 |  |  |  |  |  | 23 |  |  |  |  |  | — |  |  |  |  |  | 27 |
Total |  |  | — |  |  |  |  |  | 14 |  |  |  |  |  | 14 |  |  |  |  |  | 4 |  |  |  |  |  | 23 |  |  |  |  |  | — |  |  |  |  |  | 41 |
Income tax expense |  |  | — |  |  |  |  |  | (4 | ) |  |  |  |  | (4 | ) |  |  |  |  | (1 | ) |  |  |  |  | (6 | ) |  |  |  |  | — |  |  |  |  |  | (11 | )
Total, net of tax |  |  | — |  |  |  |  |  | 10 |  |  |  |  |  | 10 |  |  |  |  |  | 3 |  |  |  |  |  | 17 |  |  |  |  |  | — |  |  |  |  |  | 30 |
Net current period other comprehensive income (loss) |  |  | — |  |  |  |  |  | 35 |  |  |  |  |  | 35 |  |  |  |  |  | (59 | ) |  |  |  |  | 45 |  |  |  |  |  | 1 |  |  |  |  |  | 22 |
Ending balance |  | $ | — |  |  |  |  | $ | (323 | ) |  |  |  | $ | (323 | ) |  |  |  | $ | (22 | ) |  |  |  | $ | (1,088 | ) |  |  |  | $ | (3 | ) |  |  |  | $ | (1,436 | )
Three Months Ended March 31, 2021 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | (1 | ) |  |  |  | $ | (418 | ) |  |  |  | $ | (419 | ) |  |  |  | $ | 62 |  |  |  |  | $ | (1,359 | ) |  |  |  | $ | (1 | ) |  |  |  | $ | (1,717 | )
Other comprehensive income before reclassifications: gains (losses) |  |  | — |  |  |  |  |  | 39 |  |  |  |  |  | 39 |  |  |  |  |  | (31 | ) |  |  |  |  | 6 |  |  |  |  |  | — |  |  |  |  |  | 14 |
Amounts reclassified from AOCI: (gains) losses |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Purchased gas |  |  | 1 |  |  |  |  |  | — |  |  |  |  |  | 1 |  |  |  |  |  | — |  |  |  |  |  | — |  |  |  |  |  | — |  |  |  |  |  | 1 |
Interest and related charges |  |  | — |  |  |  |  |  | 16 |  |  |  |  |  | 16 |  |  |  |  |  | — |  |  |  |  |  | — |  |  |  |  |  | — |  |  |  |  |  | 16 |
Other income |  |  | — |  |  |  |  |  | — |  |  |  |  |  | — |  |  |  |  |  | 1 |  |  |  |  |  | 25 |  |  |  |  |  | — |  |  |  |  |  | 26 |
Total |  |  | 1 |  |  |  |  |  | 16 |  |  |  |  |  | 17 |  |  |  |  |  | 1 |  |  |  |  |  | 25 |  |  |  |  |  | — |  |  |  |  |  | 43 |
Income tax expense |  |  | — |  |  |  |  |  | (4 | ) |  |  |  |  | (4 | ) |  |  |  |  | — |  |  |  |  |  | (7 | ) |  |  |  |  | — |  |  |  |  |  | (11 | )
Total, net of tax |  |  | 1 |  |  |  |  |  | 12 |  |  |  |  |  | 13 |  |  |  |  |  | 1 |  |  |  |  |  | 18 |  |  |  |  |  | — |  |  |  |  |  | 32 |
Net current period other comprehensive income (loss) |  |  | 1 |  |  |  |  |  | 51 |  |  |  |  |  | 52 |  |  |  |  |  | (30 | ) |  |  |  |  | 24 |  |  |  |  |  | — |  |  |  |  |  | 46 |
Ending balance |  | $ | — |  |  |  |  | $ | (367 | ) |  |  |  | $ | (367 | ) |  |  |  | $ | 32 |  |  |  |  | $ | (1,335 | ) |  |  |  | $ | (1 | ) |  |  |  | $ | (1,671 | )
(1) | Net of $107 million, $119 million, $123 million and $141 million tax at March 31, 2022, December 31, 2021, March 31, 2021 and December 31, 2020, respectively.
(2) | Net of $8 million, $(10) million, $(11) million and $(21) million tax at March 31, 2022, December 31, 2021, March 31, 2021 and December 31, 2020, respectively.
(3) | Net of $380 million, $396 million, $468 million and $478 million tax at March 31, 2022, December 31, 2021, March 31, 2021 and December 31, 2020, respectively.
(4) | Net of $1 million, $1 million, $— and $— tax at March 31, 2022, December 31, 2021, March 31, 2021 and December 31, 2020, respectively.
Virginia Electric and Power Company |
Schedule of Changes in AOCI Net of Tax and Reclassifications out of AOCI by Component | The following table presents Virginia Power’s changes in AOCI (net of tax) and reclassifications out of AOCI by component:
|  | Interest Rate |  |  |  |  | Total Derivative-Hedging Activities(1) |  |  |  |  | Investment Securities(2) |  |  |  |  | Total |
(millions) |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Three Months Ended March 31, 2022 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | (45 | ) |  |  |  | $ | (45 | ) |  |  |  | $ | 4 |  |  |  |  | $ | (41 | )
Other comprehensive income before reclassifications: gains (losses) |  |  | 19 |  |  |  |  |  | 19 |  |  |  |  |  | (7 | ) |  |  |  |  | 12 |
Amounts reclassified from AOCI: (gains) losses |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest and related charges |  |  | 1 |  |  |  |  |  | 1 |  |  |  |  |  | — |  |  |  |  |  | 1 |
Other income |  |  | — |  |  |  |  |  | — |  |  |  |  |  | (1 | ) |  |  |  |  | (1 | )
Total |  |  | 1 |  |  |  |  |  | 1 |  |  |  |  |  | (1 | ) |  |  |  |  | — |
Income tax expense |  |  | — |  |  |  |  |  | — |  |  |  |  |  | — |  |  |  |  |  | — |
Total, net of tax |  |  | 1 |  |  |  |  |  | 1 |  |  |  |  |  | (1 | ) |  |  |  |  | — |
Net current period other comprehensive income (loss) |  |  | 20 |  |  |  |  |  | 20 |  |  |  |  |  | (8 | ) |  |  |  |  | 12 |
Ending balance |  | $ | (25 | ) |  |  |  | $ | (25 | ) |  |  |  | $ | (4 | ) |  |  |  | $ | (29 | )
Three Months Ended March 31, 2021 |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Beginning balance |  | $ | (60 | ) |  |  |  | $ | (60 | ) |  |  |  | $ | 8 |  |  |  |  | $ | (52 | )
Other comprehensive income before reclassifications: gains (losses) |  |  | 32 |  |  |  |  |  | 32 |  |  |  |  |  | (5 | ) |  |  |  |  | 27 |
Amounts reclassified from AOCI: (gains) losses |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |  |
Interest and related charges |  |  | 1 |  |  |  |  |  | 1 |  |  |  |  |  | — |  |  |  |  |  | 1 |
Other income |  |  | — |  |  |  |  |  | — |  |  |  |  |  | 1 |  |  |  |  |  | 1 |
Total |  |  | 1 |  |  |  |  |  | 1 |  |  |  |  |  | 1 |  |  |  |  |  | 2 |
Income tax expense |  |  | — |  |  |  |  |  | — |  |  |  |  |  | — |  |  |  |  |  | — |
Total, net of tax |  |  | 1 |  |  |  |  |  | 1 |  |  |  |  |  | 1 |  |  |  |  |  | 2 |
Net current period other comprehensive income (loss) |  |  | 33 |  |  |  |  |  | 33 |  |  |  |  |  | (4 | ) |  |  |  |  | 29 |
Ending balance |  | $ | (27 | ) |  |  |  | $ | (27 | ) |  |  |  | $ | 4 |  |  |  |  | $ | (23 | )
(1) | Net of $9 million, $16 million, $10 million and $21 million tax at March 31, 2022, December 31, 2021, March 31, 2021 and December 31, 2020, respectively.
(2) | Net of $1 million, $(2) million, $(2) million and $(3) million tax at March 31, 2022, December 31, 2021, March 31, 2021 and December 31, 2020, respectively.

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