Basic Monthly Service Charge:
The monthly minimum for providing service, even if you use little or no energy during the month.
Energy Usage:
Kilowatt hours (kWh) are the units that measure your energy usage for the billing period. The charge per kWh covers the costs to purchase and deliver the energy to your site.
Meter Charge:
A fixed monthly fee for providing and servicing your meter.
Meter Reading Charge:
A fixed monthly fee to determine your energy use.
Environmental Surcharge:
A measure mandated by the Arizona Corporation Commission requiring nearly all Arizona utilities to generate or buy a portion of their power from renewable energy sources. The surcharge is associated with the development of environmentally friendly sources
of energy.
Purchased Power Adjuster:
Determines rate adjustment in connection with increase or decrease in the price of purchased power. May also be called Purchased Fuel Adjustment or Wholesale Power Adjustment.
Competitive Transition Charge:
A charge to cover costs for investments in power plants made under regulation. This charge is based on kWh or kW used.
Regulatory Assessment:
This monthly amount is imposed on customers of state-regulated utilities to help fund the Arizona Corporation Commission and, in the case of investor-owned utilities, the Residential Utility Consumer Office (RUCO).
System Benefits Charge or Public Benefits Charge:
A monthly charge based on your kW or kWh usage to cover the cost of programs approved by the Arizona Corporation Commission, including: low-income assistance, conservation, environmental improvements, renewable energy projects and nuclear power plant
decommissioning.