On October 12, 2022, Dominion Energy, Inc. entered into an amendment to its existing Sustainability Revolving Credit Agreement, dated as of June 9, 2021, with Sumitomo Mitsui Banking Corporation, as Administrative Agent, and the other agents and lenders party thereto. The amendment includes certain administrative changes to the facility relating to the transition of the facility's benchmark rate from the London Inter-Bank Offered Rate to a Secured Overnight Financing Rate.