Investor Presentaiton

Dominion Energy Virginia Regulatory summary pro forma Virginia legislation DENC/other, ~$4B (no changes) Electric Transmission rider, ~$9B (no changes) ~$32B 2022E rate base VA base, ~$10B (existing) VA riders rolled into VA base, ~$2B¹ (pro forma) VA riders², ~$7B (pro forma) No change to rider recovery mechanism: 50% of DEV rate base (pro forma) Dominion Energy® Note: Estimated 2022 end of period rate base 1 Rider R (Bear Garden), Rider S (VCHEC) and Rider W (Warren County) filed to combine with DEV's VA base effective as of July 1 2 Rate base for various distribution, certain environmental riders, and generation riders including solar, wind and nuclear license extensions 17

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