- Avondale19 business days
- Buckeye11 business days
- Camp Verde18.5 business days
- Casa Grande12 business days
- Chandler1 business day
- Dewey-Humboldt8 business days
- El Mirage15 business days
- Gilbertsame day
- Glendale8 business days
- Goodyearsame day
- Litchfield Park23 business days
- Marana17 business days
- Maricopa County3 business days
- Peoria19.5 business days
- Phoenixsame day
- Pima Countysame day
- Pinal County17 business days
- Prescott6 business days
- Sahuarita3 business days
- Scottsdale4 business days
- Surprise12 business days
- Tempe14 business days
- Tucson4 business days
- Yavapai County1 business day
Arizona utility interconnection
| Utility | Approval before install | Apply via | Fee | Utility response | System size cap | Capacity map |
|---|---|---|---|---|---|---|
| Arizona Public Service Co (APS) | Required | Portal | No fee | 5 days (required by rule) | No size cap on record | Not on record |
| Salt River Project (SRP) | Required | Portal | No fee | 5 days (required by rule) | No size cap on record | Not on record |
| Tucson Electric Power Co (TEP) | Required | Portal | No fee | 5 days (required by rule) | 125% of annual usage | Hosting capacity map |
Source: SolarTRACE, National Renewable Energy Laboratory (NREL), 2025-09-09 release. Times are medians for residential solar in the year shown. Requirements change — confirm current rules, fees and forms with the jurisdiction before you submit.