Sidney building inspections

Verified

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

Verified 2026-07-04 · Source

How to schedule

Inspections are requested through the building department below.

Address: 1105 3rd St NW, Sidney, MT 59270
Phone: 406.433.1122
Email: buildingofficial@cityofsidneymt.com; firemarshal@cityofsidneymt.com
Office hours: Not published on the City of Sidney Fire Marshal / Building Inspector pages; call 406.433.1122 or email buildingofficial@cityofsidneymt.com. Fax: 406.433.7509.
Website: Official site

Published scheduling rules

A plumbing inspection must be requested and conducted before any plumbing work is covered (Plumbing Permit)

Inspection sequence

Applies to: Fire Sprinkler / Fire Alarm Permit

1
Fire Suppression System Inspection
Conducted as part of the Building Permit inspection process for any building with an automatic fire suppression system; engineer-prepared drawings/specifications are reviewed before installation
2
Fire Alarm Electrical Rough-In
Must be requested with 48 hours' notice before covering up wiring, per this file's electrical-permit entry
3
Fire Alarm Electrical Final
All devices installed, system energized; requires 48 hours' notice

Applies to: Mechanical / HVAC Permit

1
Gas Piping Pressure Test
Required before concealing gas piping; 48 hours' notice required
2
Rough-In
Ductwork and mechanical equipment rough-in before walls closed
3
Final
Equipment operational, combustion air and venting verified

Applies to: Solar Photovoltaic (PV) Permit

1
City Building Inspection
Structural/roof-mount or ground-mount foundation compliance
2
State Electrical Rough-In
Must be requested with 48 hours' notice before covering up work
3
State Electrical Final
All devices installed, system energized; requires 48 hours' notice

Applies to: Electrical Permit

1
Rough-In
Must be requested with 48 hours' notice before covering up work
2
Final
All devices installed, panel labeled, system energized; requires 48 hours' notice

Applies to: EV Charger / EVSE Permit

1
Rough-In
Must be requested with 48 hours' notice before covering up work, if applicable
2
Final
Charger mounted, connections verified, panel labeled, system energized; requires 48 hours' notice

Applies to: Plumbing Permit

1
Rough-In
Must be requested and conducted before covering any portion of plumbing work
2
Final
All fixtures connected, no leaks, proper venting verified

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

Sidney building permits

Sidney building permits Fire Sprinkler / Fire Alarm Permit Mechanical / HVAC Permit Solar Photovoltaic (PV) Permit Electrical Permit EV Charger / EVSE Permit Plumbing Permit

Get alerts for Sidney

We'll email you when Sidney's fees, documents, or codes change — not often.

We only use your email to send permit updates. No spam, unsubscribe anytime. Privacy.