Residential Building Permit (New Construction, Addition, Accessory Structure) in Unincorporated Pinal County, Arizona

Yes. Any new construction, addition, or structural alteration not meeting a specific exemption (Information Bulletin 003) requires a building permit from Pinal County Building Safety. Apply online at https://citizenaccess.pinalcountyaz.gov/ or in person at 85 N. Florence Street, Florence, AZ. Source: https://www.pinal.gov/189/Building-Safety and https://www.pinal.gov/DocumentCenter/View/445

In Unincorporated Pinal County, the published Building permit fee — valuation-based (Article 3, Fee Schedule No. 071013-BPFS) is: $1–$500: $22.00; $501–$2,000: $22.00 for first $500 + $2.75 per additional $100 or fraction; $2,001–$25,000: $63.25 for first $2,000 + $12.50 per additional $1,000 or fraction; $25,001–$50,000: $350.75 for first $25,000 + $9.00 per additional $1,000 or fraction; $50,001–$100,000: $575.75 for first $50,000 + $6.25 per additional $1,000 or fraction; $100,001–$500,000: $888.25 for first $100,000 + $5.00 per additional $1,000 or fraction; $500,001–$1,000,000: $2,888.25 for first $500,000 + $4.25 per additional $1,000 or fraction; $1,000,001+: $5,013.25 for first $1,000,000 + $2.75 per additional $1,000 or fraction. Additional published fees: Plan review fee — 65% of the calculated building permit fee; Room additions (valuation determination) — $20.00/sq ft without plumbing; $25.00/sq ft with plumbing; Investigation fee (work commenced without a permit) — Equal to the permit fee; Re-inspection / inspections outside normal business hours / inspection with no fee specifically indicated — $42.00 per hour (minimum charge one-half hour, or two hours for after-hours inspections). These are the jurisdiction's own published figures — see the fee schedule table and source citations on this page.

Per the county's published Community Development Permit Process Review Times (revised 1 November 2022), a Single Family Residence permit has a total estimated review time of 45 business days (10-day administrative completeness review + up to 30-day first substantive review + up to 20-day second/subsequent review, overlapping, + 5-day final approval), while a Standard SFR Application within a Planned Area Development (PAD) is estimated at 30 business days. Source: https://www.pinal.gov/DocumentCenter/View/8781/Permit-Process-Review-Times-PDF

You'll need: Building Permit Application; Information Bulletin 004 — Permit Submittal Requirements; Information Bulletin 004R — Residential Submittal Requirements. Depending on your project, Unincorporated Pinal County may also ask for: Property Owner Authorization Form. See the required-documents checklist on this page for details on each.

Unincorporated Pinal County requires 4 inspection(s) for a residential building permit (new construction, addition, accessory structure), in order: Footing/Foundation, Framing, Insulation, 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.