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

Unincorporated Pinal County requires a solar pv permit (roof-mounted and ground-mounted photovoltaic) for: Site plan showing solar arrays (roof- or ground-mounted) and major components; One-line and three-line electrical diagrams with wire type/size, conductor count, conduit type/size, PV module and inverter information, and utility disconnect location; Major component information: model numbers and manufacturer cut sheets for inverter, module, array, and batteries (if used), with UL listings and array electrical specs (series count, operating voltage/current, max system voltage, short-circuit current); Roof mounting: array weight (psf), roof covering type, roof framing spec, mounting/anchoring details, and penetration-sealing method; Ground mounting: anchoring system called out and detailed; Roof access, pathways, and setbacks per 2018 IFC/NEC 2017: minimum two access pathways on separate roof planes (one from street/driveway side), minimum 36-inch-wide pathways; 18-inch clear setback (arrays ≤33% of roof area) or 36-inch clear setback (arrays >33% of roof area) on both sides of the horizontal ridge; Plan notes must reference NEC 2017 Article 690 compliance and required signage/plaques per NEC 705-10, 690-13, 690-31, 690-54; Compliance with 2018 IFC §1204 for DC conductor marking/location, roof access, pathways, and spacing; For manufactured/mobile-home installations: sealed structural certification letter from an Arizona-registered engineer confirming the structure can support the PV system loading under Pinal County's adopted design criteria. If your project isn't listed, confirm with Pinal County Building Safety Division (Community Development Department) at 520-509-3555 before starting work.

It's based on system kW rating: $13.60/kW for 1–5 kW, $12.50/kW for 6–10 kW, $11.70/kW for 11–20 kW, and $11.00/kW plus a 65% plan review fee for 21 kW and up, plus a $42.00 issuance fee. Source: Building Permit Fee Schedule No. 071013-BPFS (https://www.pinal.gov/DocumentCenter/View/475)

Unincorporated Pinal County's published plan-review target for a solar pv permit (roof-mounted and ground-mounted photovoltaic) is 10–45 business days.

You'll need: Information Bulletin 021 — Residential Photovoltaic Systems. See the required-documents checklist on this page for details on each.

Unincorporated Pinal County requires 2 inspection(s) for a solar pv permit (roof-mounted and ground-mounted photovoltaic), in order: Rough-In (Roof/Ground Mounting), Final. Schedule each through Pinal County Building Safety Division (Community Development Department) (520-509-3555).

Apply through Pinal County Building Safety Division (Community Development Department) at 85 N. Florence Street, 1st Floor, Florence, AZ 85132 (mailing: P.O. Box 749, Florence, AZ 85132). Phone: 520-509-3555. Office hours: Monday–Friday 8:00 AM – 4:30 PM (Florence office). District offices in Apache Junction, Oracle, and Casa Grande are listed on department bulletins but noted as closed for Community Development as of the most recent published bulletin (Information Bulletin 004, Oct 2022) — confirm current district-office status by phone before visiting. Toll-free: 1-800-208-6897. Automated inspection line: 520-866-6299 (call before midnight the day before to get the next working day; areas of Mammoth, San Manuel, Dudleyville, Kearny, Superior & Top of the World are inspected only on Wednesdays).. Official information: https://www.pinal.gov/189/Building-Safety.

Unincorporated Pinal County, Arizona has adopted: Arizona has NO statewide mandatory building code floor for general construction — code adoption is a per-city/county authority under state enabling statutes (A.R.S. Title 9 for cities, A.R.S. §11-861 et seq. for counties). Pinal County's Building Safety Division administers construction codes directly for all unincorporated areas of the county under Pinal County Development Services Code Title 6, Chapter 6.05, and — per confirmed intergovernmental agreements (IGAs) — for the incorporated towns of Kearny, Superior, and Mammoth, which do not run their own building departments. Source: Pinal County Ordinance No. 121819-BCO (adopted 18 December 2019, effective 30 days later) and Information Bulletin 011 (Dec 2022), which lists Mammoth, San Manuel, Dudleyville, Kearny, Superior & Top of the World as areas the department directly inspects.; 2018 International Building Code (IBC), adopted with Pinal County amendments (Ordinance No. 121819-BCO, Exhibit A), including adopted Appendix I (Patio Covers), Appendix J (Grading), and Appendix K (ICC Electrical Code).; 2018 International Residential Code (IRC), adopted with Pinal County amendments (Ordinance No. 121819-BCO, Exhibit B), including adopted Appendices A, B, C, H, J, N, P, and S.; 2018 International Property Maintenance Code (IPMC), adopted with amendments (Ordinance No. 121819-BCO, Exhibit C).; 2018 International Mechanical Code (IMC), adopted with amendments (Ordinance No. 121819-BCO, Exhibit D).; 2018 International Plumbing Code (IPC), adopted with amendments (Ordinance No. 121819-BCO, Exhibit E).; 2017 National Electrical Code (NEC), adopted with amendments (Ordinance No. 121819-BCO, Exhibit F), including adopted Annex H (Administration and Enforcement).; 2018 International Swimming Pool and Spa Code (ISPSC), adopted with amendments (Ordinance No. 121819-BCO, Exhibit J).; 2018 International Energy Conservation Code (IECC), adopted with amendments (Ordinance No. 121819-BCO, Exhibit I).; 2018 International Fuel Gas Code (IFGC), adopted with amendments (Ordinance No. 121819-BCO, Exhibit G).; 2018 International Fire Code (IFC), adopted with amendments (Ordinance No. 121819-BCO, Exhibit H), including adopted Appendix B (Fire Flow Requirements) and Appendix D (Fire Apparatus Access).. Local amendments apply — see the Unincorporated Pinal County overview page for the full list.