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Mechanical Only Permit in Bozeman, Montana

A stand-alone permit type for mechanical/HVAC work in Bozeman not otherwise part of a larger building permit, including a specific 'New Air Conditioning Unit' application type. Reviewed under the 2021 International Mechanical Code (IMC) and 2021 International Fuel Gas Code (IFGC).

Verified 2026-08-21 · Source

When you need this permit

  • Stand-alone 'Mechanical Only Permit' application type for HVAC/mechanical work not bundled into a building permit
  • Separate 'New Air Conditioning Unit' stand-alone application type also available
  • Governed by the 2021 IMC (ARM 24.301.172) and 2021 IFGC (ARM 24.301.173)
  • Bozeman's Building Division is certified by the Montana DLI Building Codes Bureau specifically for Mechanical (M) inspection/enforcement

Required documents

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Fee schedule

Mechanical Permit Fee (valuation-based)
Bozeman Municipal Code Sec. 10.02.020(A)(5), as amended by Ordinance 2143 (2023). Show full citationBozeman Municipal Code Sec. 10.02.020(A)(5), as amended by Ordinance 2143 (2023). FY27 Building Fee Schedule Table C (effective August 1st, 2026; rates unchanged from FY26): $26.75 base fee up to $500 valuation; $26.75 + $3.05 per additional $100 to $2,000; $69.25 + $14 per additional $1,000 to $25,000; $391.75 + $10.10 per additional $1,000 to $50,000; $643.75 + $7 per additional $1,000 to $100,000; $993.75 + $5.60 per additional $1,000 to $500,000; $3,233.75 + $4.75 per additional $1,000 to $1,000,000; $5,608.75 + $3.15 per additional $1,000 above $1,000,000
Determined based on contractor valuation of the project, subject to Building Division approval of the valuation, applied against Table C

Review timeline

Plan reviewTypical estimate — confirm current times with the Bozeman building department
~1–5 business days

How long did your Mechanical Only Permit permit actually take in Bozeman?

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

Inspection process

  1. 1

    Rough-In / Equipment

    Ductwork and equipment installation inspection before walls closed

  2. 2

    Final

    Equipment operational, venting and combustion air verified

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

Tips

  • A furnace or A/C replacement can be filed as a stand-alone 'Mechanical Only' or 'New Air Conditioning Unit' permit rather than requiring a full building permit.
  • Bozeman is certified by the state for mechanical inspection/enforcement (listed as 'M' on the Montana DLI certified-jurisdiction list).

Frequently asked questions

Yes — the City of Bozeman offers a dedicated stand-alone 'New Air Conditioning Unit' permit application type, separate from a general Mechanical Only permit, submitted through the ProjectDox portal.

In Bozeman, the published Mechanical Permit Fee (valuation-based) is: Determined based on contractor valuation of the project, subject to Building Division approval of the valuation, applied against Table C. These are the jurisdiction's own published figures — see the fee schedule table and source citations on this page.

Plan review for a mechanical only permit in Bozeman typically runs 1–5 business days. This is an estimate, not a published figure — confirm current review times with City of Bozeman — Community Development, Building Division at (406) 582-2375 ext. 1.

You'll need: Mechanical Only Permit Application. See the required-documents checklist on this page for details on each.

Bozeman requires 2 inspection(s) for a mechanical only permit, in order: Rough-In / Equipment, Final. Schedule each through City of Bozeman — Community Development, Building Division ((406) 582-2375 ext. 1).

Apply through City of Bozeman — Community Development, Building Division at 20 East Olive Street, Bozeman, MT 59715 (Professional Building front counter); mailing/administration at 121 N Rouse Ave, Bozeman, MT 59715. Phone: (406) 582-2375 ext. 1, email: building@bozemanmt.gov. Office hours: Professional Building front counter (20 East Olive St.): Mon, Wed, Fri 9am-4pm; Tue, Thu 9am-1pm. Plans Examiner appointments (commercial or residential) bookable via Vagaro, 30-minute slots daily.. Official information: https://www.bozemanmt.gov/departments/community-development/building.

Bozeman, Montana has adopted: 2021 International Residential Code (IRC) — State of Montana adopted code, ARM 24.301.154 (chapters 11-14 and 16-43 deleted by ARM amendment); Appendix Q (Tiny Houses) adopted; 2021 International Building Code (IBC) — State of Montana adopted code, ARM 24.301.146; 2021 International Mechanical Code (IMC) — ARM 24.301.172; 2021 International Fuel Gas Code (IFGC) — ARM 24.301.173; 2021 International Energy Conservation Code (IECC) — ARM 24.301.161; Appendix RB (Solar Ready Provisions) adopted; 2020 National Electrical Code (NEC) — ARM 24.301.401; 2021 Uniform Plumbing Code (UPC, IAPMO) — ARM 24.301.301; 2021 International Existing Building Code (IEBC) — ARM 24.301.171 (commercial); 2021 International Swimming Pool and Spa Code — ARM 24.301.175 (commercial); 2021 International Fire Code — ARM 23.12.601, Admin Order 2023-04; ICC A117.1-2017 Standard for Accessible and Usable Buildings and Facilities — ARM Subchapter 24.301.9 (commercial); NOTE: Montana plans to adopt the 2024 ICC family of codes statewide in mid-2026; the City of Bozeman's Building Division states designs must comply with the code cycle in effect at time of permit application submission and will publish updates when the new cycle takes effect.. Local amendments apply — see the Bozeman overview page for the full list.

Sources & verification

Verified against official sources. Last reviewed 2026-08-21.

Applications & forms

Department & other records

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

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Mechanical Only Permit in other cities

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