Updated: March 2026
Commercial rate guide for SRP — Central Arizona including the east Valley of metropolitan Phoenix (Mesa, Tempe, Scottsdale, Chandler, Gilbert). One of the largest public power utilities in the US. Also provides water service.
E-32 (general service) and E-36 (large general service) rate schedules. Time-of-use rates with aggressive summer on-peak pricing. Demand charges for all commercial accounts. Customer generation pricing for solar installations.
Rising
4.5% rate increase effective May 2026 approved by SRP Board for infrastructure i
4.5% rate increase effective May 2026 approved by SRP Board for infrastructure investment and renewable energy portfolio expansion
Property managers with SRP accounts frequently encounter these billing challenges:
Aggressive summer on-peak pricing driving very high seasonal bills
Customer generation (solar) demand charge structure controversy
Time-of-use peak window narrower than APS creating switching confusion
Demand ratchet provisions on E-36 accounts
Water and electric combined billing complexity
The utility is the sole provider in this service territory.
SRP is a public power utility and political subdivision of Arizona not regulated by the AZ ACC. Rates set by SRP Board of Directors. No competitive supply choice. Not subject to standard deregulation framework.
Customer generation rate reform proposal under SRP Board review; demand charge restructuring for medium commercial accounts
Automate bill processing, catch billing errors, and track rate changes for all your SRP accounts in one platform.
Request a Demo →