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Mechanical / HVAC Permit in Unincorporated Utah County, Utah

Required for heating, ventilation, and air conditioning installations, replacements, and ductwork modifications in Unincorporated Utah County. Governed by the 2024 International Mechanical Code (IMC) as adopted by Utah Code § 15A-2-103(1)(e), in force since July 1, 2026.

Verified 2026-07-16 · Source

When you need this permit

  • Furnace or boiler installation or replacement (including like-for-like)
  • Air conditioning system installation or replacement
  • Ductwork installation or major modification
  • Evaporative cooler installation
  • Fireplace insert or wood-burning stove installation

Required documents

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Fee schedule

Replacement of AC Units, Furnaces, Water Heaters, Boilers, or Similar EquipmentUtah County Code, Fee Schedule — Building Permits, Exhibit A (effective 4/3/2012), 'Permit Fee by Activity & Flat Fee.' Single flat rate covering replacement of AC units, furnaces, water heaters, boilers, or similar equipment. Re-verified live 2026-07-16: $101.00 replacement rate and $303.00 'Adding Mechanical' rate both unchanged on the codified schedule.
$101.00
Adding Mechanical to a Building Without Mechanical Equipment or ServiceUtah County Code, Fee Schedule — Building Permits, Exhibit A (effective 4/3/2012). Flat rate for adding mechanical equipment/service to a building that previously had none.
$303.00
Re-Inspection Fee (Normal Business Hours)Utah County Code, Fee Schedule — Building Permits, Exhibit A (effective 4/3/2012).
$101.00

Review timeline

Plan reviewTypical estimate — confirm current times with the Unincorporated Utah County building department
~3–7 business days

How long did your Mechanical / HVAC Permit permit actually take in Unincorporated Utah County?

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

Inspection process

  1. 1

    Rough-In

    Ductwork and gas piping installed, before walls closed — verify clearances, support, and combustion air

  2. 2

    Final

    Equipment operational, combustion air verified, gas pressure tested, thermostat functional

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

Tips

  • Like-for-like furnace and AC replacements in Unincorporated Utah County still require a mechanical permit.
  • The county follows the 2024 IMC (in force since July 1, 2026).
  • High-efficiency furnaces require condensate drain lines — plan routing before installation.
  • Gas line work may require a separate inspection; confirm with the Building Division at (801) 851-8342.

Frequently asked questions

Yes. Utah County requires a mechanical permit for all furnace replacements, including same-model swaps. The fee is a flat $101.00 per the county fee schedule (Building Permits, Exhibit A effective 4/3/2012), which covers replacement of AC units, furnaces, water heaters, boilers, or similar equipment.

Per the Utah County Code Fee Schedule (Building Permits, Exhibit A effective 4/3/2012): replacement of AC units, furnaces, water heaters, or boilers is a single flat $101.00. Adding mechanical equipment to a building that had none is $303.00. Contact the Building Division at (801) 851-8342 to confirm.

Plan review for a mechanical / hvac permit in Unincorporated Utah County typically runs 3–7 business days. This is an estimate, not a published figure — confirm current review times with Utah County Community Development — Building Division at (801) 851-8342.

You'll need: Building Permit Application. Depending on your project, Unincorporated Utah County may also ask for: Equipment Specifications; Contractor License. See the required-documents checklist on this page for details on each.

Unincorporated Utah County requires 2 inspection(s) for a mechanical / hvac permit, in order: Rough-In, Final. Schedule each through Utah County Community Development — Building Division ((801) 851-8342).

Apply through Utah County Community Development — Building Division at 51 South University Avenue, Suite 117, Provo, UT 84601. Phone: (801) 851-8342, email: comdev@utahcounty.gov. Office hours: Mon–Fri 8:00 AM – 4:30 PM (inspection scheduling: ShaunaL@utahcounty.gov). Official information: https://codev.utahcounty.gov/building.

Unincorporated Utah County, Utah has adopted: 2024 International Building Code (IBC), including Appendices C and J — current statewide code per Utah Code § 15A-2-103(1)(a), in force since July 1, 2026 (superseded the 2021 IBC); confirmed matching the County's own Building page, which lists 'International Building Code 2024' as of 2026-07-16; 2021 International Residential Code (IRC) — Utah Code § 15A-2-103(1)(b); unchanged by the July 1, 2026 code cycle flip; confirmed matching the County's own Building page, which lists 'International Residential Code 2021' as of 2026-07-16; 2024 International Plumbing Code (IPC) — current statewide code per Utah Code § 15A-2-103(1)(d), in force since July 1, 2026 (superseded the 2021 IPC); confirmed matching the County's own Building page as of 2026-07-16; 2024 International Mechanical Code (IMC) — current statewide code per Utah Code § 15A-2-103(1)(e), in force since July 1, 2026 (superseded the 2021 IMC); confirmed matching the County's own Building page as of 2026-07-16; 2024 International Fuel Gas Code (IFGC) — current statewide code per Utah Code § 15A-2-103(1)(f), in force since July 1, 2026 (superseded the 2021 IFGC); confirmed matching the County's own Building page as of 2026-07-16; 2023 National Electrical Code (NEC) — Utah Code § 15A-2-103(1)(g); unchanged by the July 1, 2026 code cycle flip; confirmed matching the County's own Building page as of 2026-07-16; 2024 International Energy Conservation Code (IECC) — current statewide code per Utah Code § 15A-2-103(1)(h), in force since July 1, 2026 (superseded the 2021 IECC; one edition applies statewide, no separate residential/commercial split); confirmed matching the County's own Building page as of 2026-07-16; 2024 International Existing Building Code (IEBC) — current statewide code per Utah Code § 15A-2-103(1)(i), in force since July 1, 2026 (superseded the 2021 IEBC); confirmed matching the County's own Building page as of 2026-07-16; Residential provisions of the 2024 International Swimming Pool and Spa Code (ISPSC) — current statewide code per Utah Code § 15A-2-103(1)(n), in force since July 1, 2026 (superseded the 2021 ISPSC); not separately itemized on the County's own Building page as of 2026-07-16, added here as it applies statewide; NOTE: The July 1, 2026 statewide code cycle flip (Utah Code § 15A-2-103, amended by Ch. 47, 2026 General Session) is now in effect. The County's own Building page was re-checked live on 2026-07-16 and has ALREADY been updated to reflect it — it now lists IBC 2024, IPC 2024, IMC 2024, IFGC 2024, IECC 2024, and IEBC 2024, alongside the unchanged IRC 2021 and NEC 2023. This supersedes the prior 2026-06-30 note recorded here (which said the page still showed '2021 IBC'); the County's page is current, not lagging.. Local amendments apply — see the Unincorporated Utah County 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 Unincorporated Utah County 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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