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Mechanical / HVAC Permit in Logan, Utah

Required for heating, ventilation, and air conditioning installations, replacements, and ductwork modifications in Logan. Governed by the 2024 IMC, effective 2026-07-01 (superseded the 2021 edition).

Verified 2026-06-30 · Source

When you need this permit

  • Furnace or boiler installation or replacement
  • Air conditioning system installation or replacement
  • Ductwork installation or major modification
  • Evaporative cooler installation
  • Fireplace or wood-burning stove installation

Required documents

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Fee schedule

Furnace and/or AC Replacement Permit (Residential — standalone)Logan City Building Permit Fees — Resolution No. 20-09
$50.00
Mechanical Permit — new construction or remodel (tied to building permit)Logan City Building Permit Fees — Resolution No. 20-09. Example: $1,050 building permit → $84 mechanical permit.
8% of the Building Permit Fee
State SurchargeLogan City Building Permit Fees — Resolution No. 20-09
1% of permit fee
Re-inspection FeeLogan City Building Permit Fees — Resolution No. 20-09
$50.00 per hour

Review timeline

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

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

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 and support

  2. 2

    Final

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

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

Tips

  • Like-for-like furnace and AC replacements in Logan use the standalone $50 residential replacement permit.
  • For new construction or major remodels, the mechanical permit is 8% of the building permit fee.
  • Logan follows the 2024 IMC, effective July 1, 2026 (superseded the 2021 edition).
  • Gas line work typically requires a separate gas line pressure test inspection permit ($50).

Frequently asked questions

Yes. Logan requires a mechanical permit for all furnace and AC replacements. The standalone residential replacement permit is $50 per Logan City Building Permit Fees (Resolution No. 20-09).

Per Logan City Building Permit Fees (Resolution No. 20-09): a standalone furnace/AC replacement (residential) is $50. For mechanical work tied to a new construction or remodel, the fee is 8% of the building permit fee. A 1% state surcharge applies.

Plan review for a mechanical / hvac permit in Logan typically runs 3–7 business days. This is an estimate, not a published figure — confirm current review times with Logan City Building & Safety Division at (435) 716-9030.

You'll need: Electrical, Plumbing, Mechanical Permit Application. Depending on your project, Logan may also ask for: Equipment Specifications. See the required-documents checklist on this page for details on each.

Logan requires 2 inspection(s) for a mechanical / hvac permit, in order: Rough-In, Final. Schedule each through Logan City Building & Safety Division ((435) 716-9030).

Apply through Logan City Building & Safety Division at 290 N 100 W, Logan, UT 84321. Phone: (435) 716-9030, email: loganplanreview@loganutah.gov. Office hours: Mon–Fri 8:00 AM – 5:00 PM. Official information: https://www.loganutah.org/government/departments/community_development/building_department/index.php.

Logan, Utah has adopted: 2024 International Building Code (IBC) — Utah Code § 15A-2-103(1)(a); effective 2026-07-01, superseded the 2021 edition. NOTE (verified 2026-07-16): Logan's own 'Current Building Codes & Engineering Design Requirements' document is dated 'Effective July 2023' / 'Updated: 07/2023' and still lists the 2021 IBC — it has not been updated for the 7/1/2026 code cycle.; 2021 International Residential Code (IRC) — Utah Code § 15A-2-103(1)(b); unchanged by the 7/1/2026 code cycle; Logan's own (stale, July 2023) codes document also lists this edition; 2024 International Mechanical Code (IMC) — Utah Code § 15A-2-103(1)(e); effective 2026-07-01, superseded the 2021 edition; 2024 International Plumbing Code (IPC) — Utah Code § 15A-2-103(1)(d); effective 2026-07-01, superseded the 2021 edition; 2024 International Fuel Gas Code (IFGC) — Utah Code § 15A-2-103(1)(f); effective 2026-07-01, superseded the 2021 edition; 2024 International Energy Conservation Code (IECC) — Utah Code § 15A-2-103(1)(h); effective 2026-07-01, superseded the 2021 edition; 2023 National Electrical Code (NEC) — Utah Code § 15A-2-103(1)(g); unchanged by the 7/1/2026 code cycle. Logan's own codes document (July 2023) lists a '2020 National Electrical Code' — this was already stale before this fix and remains so; the statewide 2023 NEC governs.; 2024 International Existing Building Code (IEBC) — Utah Code § 15A-2-103(1)(i); effective 2026-07-01, superseded the 2021 edition. NOTE: no IEBC line previously existed in this file's codesAdopted entry or in Logan's own codes document; added here directly from the statute for completeness.; 2024 International Swimming Pool and Spa Code (ISPSC), residential provisions — Utah Code § 15A-2-103(1)(n); effective 2026-07-01, superseded the 2021 edition. NOTE: no ISPSC line previously existed in this file's codesAdopted entry or in Logan's own codes document; added here directly from the statute for completeness.; 2017 ICC A117.1 (Accessibility) — Logan City 'Current Building Codes & Engineering Design Requirements' (dated Effective July 2023 / Updated 07/2023); NOTE (verified 2026-07-16): The 2024 editions of IBC, IPC, IMC, IFGC, IECC, IEBC, and ISPSC took effect 2026-07-01 per Utah Code § 15A-2-103, superseding the 2021 editions that governed through 2026-06-30. The 2021 IRC and 2023 NEC were NOT changed by this cycle. Confirmed directly against the version of § 15A-2-103 effective 7/1/2026 (superseded 1/1/2027) at le.utah.gov. Logan's own codes document (loganutah.org/departments/comdev/building/Current%20Building%20Codes%202023.pdf) was fetched live and confirmed stale — dated 'Effective July 2023' / 'Updated: 07/2023', listing 2021 IBC/IRC/IMC/IPC/IFGC/IECC and a '2020 National Electrical Code' (itself outdated even relative to the pre-7/1/2026 baseline); it has not been revised for either the 2023 NEC correction or the 7/1/2026 code cycle.. Local amendments apply — see the Logan overview page for the full list.

Sources & verification

Verified against official sources. Last reviewed 2026-06-30.

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 Logan 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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