SolarAPP+ Program​

​SolarAPP+ is a third-party software program that can be used to verify code compliance for residential photovoltaic (PV) projects. The City of Phoenix Planning & Development Department (PDD) will accept SolarAPP+ approved designs for application and permitting of residential photovoltaic projects. Please see the information below to determine project eligibility and the process for submittal and permit.

Note: The Phoenix Fire Department requires a separate permit for photovoltaic and battery energy storage systems. Please visit Phoenix Fire Prevention​ for more information.

Submitting with SolarAPP+

1.       Determine Eligibility (Please see eligibility on the right or click here​ to view our eligibility and process document)

2.       Submit for Review through SolarAPP+

    • Submit proposed design to SolarAPP
    • Register or login
    • Input project design parameters into SolarAPP+
    • A processing fee will be assessed by SolarAPP+ for use of their product 

3.       Apply for your permit through the Planning & Development Department online p​ermit portal. 

    • Applicant must enter SolarAPP+ approval ID in applicable field.
    • Email SolarAPP+ approved document and approvals upload document (includes manufacturer specification sheets), three-line diagram and plot plan to pdd.records@phoenix.gov. Must include PDD permit number and property address in subject line of email.​
    • SolarAPP+ approved checklist, three-line diagram and plot plan all must correlate. If they do not, inspection delays will occur. 

4.       Schedule Inspection​ 

    • Enter permit number and web inspection key
    • Enter information as requested
    • Please call 602-262-7811 if additional assistance is required
​5.          Revisions
    • Submit revised plans to SolarAPP+​ and obtain the required approval report. 

    • Email approved SolarAPP+ revision documents (including manufacturer specification sheets), three-line diagram and plot plan to pdd.residential.solarapp@phoenix.gov. Applicant must include “Revision", Planning & Development Department permit number and property address in subject line of email

    • PDD staff will update the existing permit and notify applicant via email of additional fees due for record change ($37.50)

    • Applicant pays fees (click here) or call 602-534-5934.

    • Once fees are paid, applicant notifies staff of payment via email at pdd.residential.solarapp@phoenix.gov

    • PDD staff will verify payment and email copy of updated permit​​.


  • Must be an Arizona licensed contractor
  • Residential (single-family or duplex residence) rooftop installations only
  • Structure supporting PV system must be legal, permitted, code compliant structure
  • No battery storage
  • No ballasted or ground mounted systems
  • Not located within Historic Preservation district or FEMA Special Flood Hazard Area
  • Must meet the following technical requirements:
      • No existing PV or energy storage systems
      • No panel upgrades or derating​
      • PV system roof loading not to exceed 4 psf dead load
      • 400-amp maximum electrical service, single phase only
      • Maximum of 2 DC strings in parallel
      • If using microinverter, one module per microinverter
      • Only one module type
      • Up to two inverter types for string inverters and up to one inverter type for microinverters​