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Solar PV Permit (Roof-Mounted and Ground-Mounted Photovoltaic) in Unincorporated Maricopa County, Arizona

Required for residential photovoltaic (solar PV) system installations in the unincorporated areas of Maricopa County. Two distinct permit types apply: roof-mounted PV systems (minor residential electrical permit, flat fee of $300) and ground-mounted PV systems under 6 feet high (minor residential permit, flat fee of $500). Ground-mounted systems over 6 feet high are treated as accessory structures and have higher upfront fees. All applications submitted through Permit Center online.

Verified 2026-06-29 · Source

When you need this permit

  • Roof-mounted PV: classified as a minor residential electrical permit; submit online through Permit Center using specific file naming conventions
  • Ground-mounted PV less than 6 feet high: classified as a residential accessory permit; submit 3 sets of building plans and 7 sets of site plans online
  • Ground-mounted PV over 6 feet high: treated as a residential accessory structure; upfront fees of $110 plus additional review fees during plan review
  • Required documents for roof-mounted: Application Form (APPL-FORM.pdf); Building Plan Set including cut sheets, specs, and load calculations (BLDG-PLAN.pdf); Structural Calculations only if installed on a manufactured/mobile home (STRU-CALC.pdf)
  • All roof-mounted submissions must include: project valuation on the PV application; site-specific roof design showing photovoltaic array locations; rack system details including mounting hardware; anchoring and fastening details; equipment locations; product listing information; compliance with Maricopa County's current adopted NEC edition; complete one- and three-line electrical drawings; manufacturer's product information; utility interconnection information
  • Indicate compliance with the 2017 NEC on all submitted drawings

Required documents

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Fee schedule

Roof-mounted residential solar PV (all-in flat fee)Per Section 208 of the Maricopa County Local Additions and Addenda. Includes all administrative, building plan review, and building inspection fees. Payment due upon acceptance. Source: https://www.maricopa.gov/1923/Go-Solar-for-Residential-Service and Local Additions and Addenda Section 208.
$300 total
Ground-mounted residential solar PV less than 6 feet high (all-in flat fee)Per Local Additions and Addenda Section 208 and Maricopa County Zoning Ordinance Section 1602.1. Includes all administrative, zoning, building plan review, and building upfront inspection fees. Additional drainage fees may apply depending on site-specific engineering requirements. Source: https://www.maricopa.gov/1923/Go-Solar-for-Residential-Service
$500 total
Ground-mounted residential solar PV over 6 feet high (accessory structure)System over 6 feet is treated as a residential accessory structure. Source: https://www.maricopa.gov/1923/Go-Solar-for-Residential-Service
$110 upfront plus additional review fees assessed during plan review

Review timeline

Plan reviewTypical estimate — confirm current times with the Unincorporated Maricopa County building department
~1–10 business days

How long did your Solar PV Permit (Roof-Mounted and Ground-Mounted Photovoltaic) permit actually take in Unincorporated Maricopa County?

Anonymous — one question, no email. Answers are combined and only shown once at least 5 people have reported.

Inspection process

  1. 1

    Roof-mounted: Building Inspection

    Included in flat-fee permit; scheduled through Permit Center. Verify installation per approved plans and 2017 NEC.

  2. 1

    Ground-mounted: Pre-issuance / Upfront Inspection

    Included in flat-fee permit for ground-mounted systems under 6 feet. Additional inspections may be required depending on site drainage conditions.

  3. 2

    Final

    System fully installed and operational; all wiring complete per 2017 NEC; utility interconnection verified

See the full Unincorporated Maricopa County inspection guide — scheduling & re-inspection fees →

Tips

  • Roof-mounted solar PV permits are all-in flat fee of $300 — this covers all plan review and inspection. For complete submittals received before 11:00 AM, permits are typically processed the same business day.
  • Use the county's specific file-naming conventions for solar submittals: APPL-FORM.pdf for the application, BLDG-PLAN.pdf for the building plan set (load calcs must be included in this file, not separate), and STRU-CALC.pdf for structural calculations (manufactured homes only).
  • All PDFs must be properly rotated, flattened, and optimized before upload for faster processing.
  • If modifying an already-issued solar permit, submit the Modification Form as MODI-FORM.pdf along with the modified Building Plan Set.

Frequently asked questions

Unincorporated Maricopa County requires a solar pv permit (roof-mounted and ground-mounted photovoltaic) for: Roof-mounted PV: classified as a minor residential electrical permit; submit online through Permit Center using specific file naming conventions; Ground-mounted PV less than 6 feet high: classified as a residential accessory permit; submit 3 sets of building plans and 7 sets of site plans online; Ground-mounted PV over 6 feet high: treated as a residential accessory structure; upfront fees of $110 plus additional review fees during plan review; Required documents for roof-mounted: Application Form (APPL-FORM.pdf); Building Plan Set including cut sheets, specs, and load calculations (BLDG-PLAN.pdf); Structural Calculations only if installed on a manufactured/mobile home (STRU-CALC.pdf); All roof-mounted submissions must include: project valuation on the PV application; site-specific roof design showing photovoltaic array locations; rack system details including mounting hardware; anchoring and fastening details; equipment locations; product listing information; compliance with Maricopa County's current adopted NEC edition; complete one- and three-line electrical drawings; manufacturer's product information; utility interconnection information; Indicate compliance with the 2017 NEC on all submitted drawings. If your project isn't listed, confirm with Maricopa County Planning and Development Department at 602-506-3301 before starting work.

$300 flat fee, all-inclusive (covers all administrative, plan review, and inspection fees). This is set by Section 208 of the Maricopa County Local Additions and Addenda. Apply at https://maricopacountyaz-energovweb.tylerhost.net/apps/selfservice. Source: https://www.maricopa.gov/1923/Go-Solar-for-Residential-Service

Plan review for a solar pv permit (roof-mounted and ground-mounted photovoltaic) in Unincorporated Maricopa County typically runs 1–10 business days. This is an estimate, not a published figure — confirm current review times with Maricopa County Planning and Development Department at 602-506-3301.

You'll need: Solar Permit Application Form (PDF); Building Plan Set (BLDG-PLAN.pdf). Depending on your project, Unincorporated Maricopa County may also ask for: Structural Calculations (STRU-CALC.pdf). See the required-documents checklist on this page for details on each.

Unincorporated Maricopa County requires 3 inspection(s) for a solar pv permit (roof-mounted and ground-mounted photovoltaic), in order: Roof-mounted: Building Inspection, Ground-mounted: Pre-issuance / Upfront Inspection, Final. Schedule each through Maricopa County Planning and Development Department (602-506-3301).

Apply through Maricopa County Planning and Development Department at 301 W. Jefferson, Suite 170, Phoenix, AZ 85003. Phone: 602-506-3301. Office hours: Mon–Fri 8:00 AM – 5:00 PM. Official information: https://www.maricopa.gov/797/Planning-Development.

Unincorporated Maricopa County, Arizona has adopted: 2018 International Building Code (IBC) — adopted by Maricopa County Board of Supervisors 17 August 2022 (with AZBO/MAG amendments); Local Additions and Addenda TA2022001 dated 19 September 2022; 2018 International Residential Code (IRC) — adopted 17 August 2022 (BOS vote, with AZBO/MAG amendments and Local Additions and Addenda); 2018 International Plumbing Code (IPC) — adopted 17 August 2022 (BOS vote, with AZBO/MAG amendments); 2018 International Mechanical Code (IMC) — adopted 17 August 2022 (BOS vote, with AZBO/MAG amendments); 2018 International Fuel Gas Code (IFGC) — adopted 17 August 2022 (BOS vote, with AZBO/MAG amendments); 2018 International Existing Building Code (IEBC) — adopted 17 August 2022 (BOS vote, with AZBO/MAG amendments); 2018 International Green Construction Code (IgCC) — adopted 17 August 2022, optional use; 2018 International Energy Conservation Code (IECC) — adopted 17 August 2022, optional use; 2017 National Electrical Code (NEC) — adopted 17 August 2022 (BOS vote, with AZBO/MAG amendments). Local amendments apply — see the Unincorporated Maricopa County overview page for the full list.

Sources & verification

Verified against official sources. Last reviewed 2026-06-29.

Fees, timelines, and adopted codes are researched from each jurisdiction's published records — see how we verify. Requirements change and vary by project, so always confirm the current details with the Unincorporated Maricopa County building department before you submit. PermitBase is an independent reference and is not affiliated with any government agency.

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