Arizona neighborhood solar Credit: Shutterstock

Starting in April, solar users across Arizona will be subject to an additional rate charge of about $50 per month. This new “demand charge” will be based on a solar users’ peak power demand during the month and will be levied regardless of how much electricity is offset by their residential solar units.

The Salt River Project (SRP), one of the nation’s largest public power utilities, has been fighting for this and other renewable energy fees because of what the company argues is needed to cover grid infrastructure and maintenance costs. This final approval of the plan by the elected board, which also includes a 3.9 percent rate increase for all customers, actually dropped proposals to raise existing solar customers’ charges in ten years as well as a new charge on buyers of solar homes.

“Reliability is our most important product,” said Chief Financial Executive Aidan McSheffrey. “To retain the level of service our customers have come to expect from SRP, we must continue to invest in modernizing our energy grid to adapt to […]