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Please represent both NPV slides in the actual mathematical algorithm being employed, also show how DSM factors in.

Please see slides 17-18 of the presentation from IRP Conference 1, held May 8, 2026, available here: https://devirp.dominionenergy.com/img/feedback/media/May-8---Stakeholder-Conference-1.pdf. In addition, for a full explanation of these slides, please view the Recording from IRP Conference 1, beginning at time stamp 0:25:20.

Demand side management functions as a “load reducer” and is incorporated in the load forecast, thereby reducing the customer demand the IRP model must build resources to meet.

Other Stakeholder Questions and Answers

• If "capacity costs" are a commodity, and it is a major cost driver, how do you estimate that cost and the volume of capacity required by year?
• How does the commodity forecast account for planned natural gas fired generation in the PJM queue and the expansion of natural gas exports when developing natural gas price assumptions?