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Mechanical / HVAC Permit in Phoenix, Arizona

Mechanical and HVAC work in Phoenix is governed by the 2024 International Mechanical Code (IMC) and 2024 International Fuel Gas Code (IFGC) as adopted with Phoenix amendments under the 2024 Phoenix Building Construction Code (Ordinance G-7397). Residential mechanical/HVAC work is permitted on the Residential Construction Permit / Plan Review Application (TRT/DOC/00030), which carries a combined Mech/Plumb plan-review line and a Mechanical Energy Code Compliance submission option. Permit fees follow the valuation-based Table A; a separate flat mechanical fee table is not published.

Verified 2026-07-16 · Source

When you need this permit

  • Mechanical/HVAC work must comply with the 2024 IMC and 2024 IFGC as adopted and amended in the 2024 Phoenix Building Construction Code (Ordinance G-7397)
  • Apply on the Residential Construction Permit / Plan Review Application (TRT/DOC/00030); the application's Plan Review Type includes a combined Mech/Plumb review line, and Submissions include a Mechanical Energy Code Compliance option
  • As a property owner intended for sole occupancy and not offered for sale or rent within one year of completion you are not required to use a licensed contractor (ARS 32-1121.A.5); otherwise an Arizona ROC-licensed contractor is required Contractor

Required documents

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Fee schedule

Mechanical / HVAC permit — valuation-based (Table A)PDD Fee Schedule, Table A (Ordinance G-7465, effective 1/20/2026, Appendix A.2). Mechanical work is permitted under the valuation-based building permit fee; there is no separate flat mechanical fee table.
$1–$1,000: $195 base fee; $1,001–$10,000: $195 on first $1,000 plus $12 per additional $1,000; $10,001–$50,000: $303 on first $10,000 plus $10 per additional $1,000. Larger projects per Table A tiers.

Review timeline

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

How long did your Mechanical / HVAC Permit permit actually take in Phoenix?

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

Inspection process

  1. 1

    Pre-drywall (rough mechanical) — per the residential inspection sequence

    Before insulation and drywall, rough mechanical is inspected. Phoenix does not publish a mechanical-only inspection sequence; mechanical is inspected within the published residential inspection critical points (Residential Inspections page).

  2. 2

    Final (HVAC equipment, registers, gas vents) — per the residential inspection sequence

    At final, heating registers and return-air grills, gas vents and combustion-air grills, and HVAC equipment are among the items inspected when the interior is drywalled (Residential Inspections page).

See the full Phoenix inspection guide — scheduling & re-inspection fees →

Tips

  • Phoenix adopted the 2024 IMC and 2024 IFGC with Phoenix amendments.
  • Mechanical/HVAC work is permitted on the universal Residential Construction Permit / Plan Review Application (TRT 00030); there is no separate mechanical-only application.
  • Mechanical work is charged under the valuation-based Table A, not a separate flat-fee mechanical schedule.

Frequently asked questions

Yes. HVAC change-outs are permitted on the Residential Construction Permit / Plan Review Application (TRT 00030). Work must comply with the 2024 International Mechanical Code and 2024 International Fuel Gas Code, and the permit fee follows the valuation-based Table A. Source: City of Phoenix Building Code page (Ordinance G-7397) and PDD Fee Schedule (Ordinance G-7465).

In Phoenix, the published Mechanical / HVAC permit — valuation-based (Table A) is: $1–$1,000: $195 base fee; $1,001–$10,000: $195 on first $1,000 plus $12 per additional $1,000; $10,001–$50,000: $303 on first $10,000 plus $10 per additional $1,000. Larger projects per Table A tiers.. These are the jurisdiction's own published figures — see the fee schedule table and source citations on this page.

Plan review for a mechanical / hvac permit in Phoenix typically runs 1–10 business days. This is an estimate, not a published figure — confirm current review times with City of Phoenix Planning & Development Department at 602-262-7811.

You'll need: Residential Construction Permit / Plan Review Application (TRT/DOC/00030). See the required-documents checklist on this page for details on each.

Phoenix requires 2 inspection(s) for a mechanical / hvac permit, in order: Pre-drywall (rough mechanical) — per the residential inspection sequence, Final (HVAC equipment, registers, gas vents) — per the residential inspection sequence. Schedule each through City of Phoenix Planning & Development Department (602-262-7811).

Apply through City of Phoenix Planning & Development Department at 200 West Washington Street, 2nd/3rd Floor, Phoenix, AZ 85003. Phone: 602-262-7811, email: pdd@phoenix.gov. Office hours: Mon–Fri 8:00 AM – 5:00 PM (City business hours), except major holidays. Official information: https://www.phoenix.gov/administration/departments/pdd.html.

Phoenix, Arizona has adopted: 2024 Phoenix Building Construction Code (PBCC) — adopted by Phoenix City Council June 18, 2025, effective August 1, 2025 (Ordinance G-7397); 2024 International Building Code (IBC), including Appendix E, with Phoenix amendments (IBC Chapter 1 Administrative Provisions adopted); 2024 International Residential Code (IRC), including Appendices BA, BB, BF, BG, BI, BJ, BO, CA, CB, CD, CE, CF, NB, and NE, with Phoenix amendments; 2024 International Mechanical Code (IMC), with Phoenix amendments; 2024 International Fuel Gas Code (IFGC), with Phoenix amendments; 2024 International Energy Conservation Code (IECC), with Phoenix amendments; 2024 International Existing Building Code (IEBC), with Phoenix amendments; 2024 International Swimming Pool and Spa Code (ISPSC), with Phoenix amendments; 2024 International Plumbing Code (IPC), including Appendices C and E, with Phoenix amendments; 2024 Uniform Plumbing Code (UPC), including Appendices A, B, C, I and M, with Phoenix amendments; 2023 National Electrical Code (NEC), with Phoenix amendments; 2024 International Green Construction Code (IgCC) — optional; 2022 ASME A17.1 Safety Code for Elevators and Escalators; 2023 ASME A17.3; 2022 ASME A17.6; 2023 ASME A18.1; ADA: referenced ICC A117.1-2017 as scoped in the amended 2024 IBC, plus the 2010 ADA Standards for Accessible Design. Local amendments apply — see the Phoenix overview page for the full list.

Sources & verification

Verified against official sources. Last reviewed 2026-07-16.

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 Phoenix building department before you submit. PermitBase is an independent reference and is not affiliated with any government agency.

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Mechanical / HVAC Permit in other cities

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