Troy building inspections

Verified

Inspection sequence, scheduling, and re-inspection fees for building permits in Troy, Montana.

Verified 2026-07-04 · Source

How to schedule

Inspections are requested through the building department below.

Address: 301 E. Kootenai Avenue, Troy, MT 59935
Phone: (406) 295-4151
Email: citytroy@troymt.net
Office hours: City Hall, 301 E. Kootenai Ave., Troy, MT 59935; Monday-Friday, 8:00 am to 5:00 pm (closed weekends/holidays); general line (406) 295-4151, email citytroy@troymt.net. Building Inspector David Jones direct line (406) 295-9851, email building.inspector@troymt.net.
Website: Official site

Inspection sequence

Applies to: Residential Building Permit (New Construction / Addition / Alteration / Repair)

1
Foundation Inspection
To be made after the footings are poured and any required forms for foundations are in place. Per City of Troy Inspection Record card.
2
Concrete Slab or Underfloor Inspection
To be made after all in-slab service equipment is in place but before any concrete is poured, or after all service equipment is installed in a crawlspace.
3
Frame Inspection
To be made after the roof, all framing, fire blocking, and bracing are in place; all vents, chimneys, ductwork, and piping are in place; rough-in plumbing and rough-in electrical must be approved.
4
Energy Conservation Inspection
To be made after all air barriers, ceiling and wall insulation, floor insulation or crawlspace insulation, HVAC, and basement insulation are installed.
5
Gypsum Board Inspection
To be made after all gypsum board is in place but before any plastering is applied to joints and fasteners.
6
Final Inspection
To be made after the building is substantially completed and ready for occupancy; a Certificate of Occupancy is required before the building can be used. Per the City's Inspection Record card, the permit holder must notify the building official when work is ready for inspection.

Applies to: Deck / Accessory Structure Permit

1
Footing/Foundation
Required before concrete pour for deck posts or garage foundations, consistent with the City's general Foundation Inspection practice.
2
Frame
Structural framing and connections to the existing structure verified, consistent with the City's general Frame Inspection practice.
3
Final
Completed structure verified against approved plans; a Certificate of Occupancy is required before use where applicable.

Applies to: Change of Use / Change of Occupancy Permit (Commercial — State-Issued) and Certificate of Occupancy

1
Occupancy Classification Compliance Review (plan review stage)
Bureau (commercial) or City Building Inspector (residential) reviews the proposed new use against 2021 IEBC Chapter 10 change-of-occupancy compliance rules — full-building vs. separated-portion compliance depending on fire separation.
2
Final Inspection / Certificate of Occupancy
Final sign-off before the space may be used under its new occupancy classification — by the Bureau for the state-administered commercial track ('may not be used or occupied by any person until approved by the Bureau'), or by the City for the residential track ('a certificate of occupancy needs to be issued before the building can be used').

Applies to: Demolition / Building Move Permit

1
Pre-Demolition Asbestos Clearance
Department-accredited asbestos inspection must be completed and any required precautions addressed before demolition/renovation activities begin, per ARM 17.74.354 and the City's own packet.
2
Final
Site verified as cleared/restored consistent with the City's general Final Inspection practice.

Applies to: Electrical Permit (State-Issued)

1
Rough-In
Wiring, box placement, and service connections before walls are closed
2
Final
Devices installed, panel labeled, protections verified per 2020 NEC

Applies to: Fire Sprinkler & Fire Alarm Permit (State-Issued, via Building Permit 'Fire Suppression' Type of Work)

1
Rough-In (Sprinkler Piping / Alarm Wiring)
Piping layout, hanger spacing, and head placement (sprinkler) or device wiring and panel placement (alarm) verified before concealment, consistent with standard state Building Permit rough-in review practice.
2
Final / Acceptance Test
Witnessed hydrostatic/flow test (sprinkler, per NFPA 13) or witnessed alarm/notification test (per NFPA 72) prior to the building's occupancy approval by the Bureau.

Applies to: Solar Photovoltaic (PV) / Alternative Energy Permit

1
Rough Electrical (State DLI)
Conduit runs, wire sizing, and disconnect placement verified by a DLI-assigned inspector under the state electrical permit
2
Final — Structural/Mounting (City, if a building permit was required)
Racking attachment and roof-penetration or foundation compliance verified by the City Building Inspector

Final inspection only: Swimming Pool Permit

Sources & verification

Verified against official sources. Last reviewed 2026-07-04.

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

Troy building permits

Troy building permits Residential Building Permit (New Construction / Addition / Alteration / Repair)Deck / Accessory Structure Permit Change of Use / Change of Occupancy Permit (Commercial — State-Issued) and Certificate of Occupancy Demolition / Building Move Permit Electrical Permit (State-Issued)Fire Sprinkler & Fire Alarm Permit (State-Issued, via Building Permit 'Fire Suppression' Type of Work)Solar Photovoltaic (PV) / Alternative Energy Permit Swimming Pool Permit

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