Idaho Falls building inspections

Verified

Inspection sequence, scheduling, and re-inspection fees for building permits in Idaho Falls, Idaho.

Verified 2026-07-03 · Source

How to schedule

Inspections are requested through the building department below.

Address: 380 Constitution Way, P.O. Box 50220, Idaho Falls, ID 83405
Phone: 208-612-8270
Email: rhall@idahofalls.gov
Office hours: Building Division, 380 Constitution Way, Idaho Falls, ID 83405 (mailing: P.O. Box 50220, Idaho Falls, ID 83405); main line 208-612-8270
Website: Official site

Inspection sequence

Applies to: Residential Building Permit (New Construction)

1
Footing
Before concrete pour
2
Foundation
Foundation wall and rebar schedule verification
3
Underground Plumbing
Underground/under-slab plumbing before backfill or slab pour
4
IF Power Trench
Idaho Falls Power utility trench inspection for underground electrical service
5
Wall Sheathing
Structural wall sheathing before covering
6
Mechanical, Electrical, and Plumbing Rough-In
Combined MEP rough-in inspection
7
Framing
Structural framing complete before insulation/drywall
8
Firestop
Fire-resistant rated wall assemblies (Townhomes and Twinhomes)
9
Insulation
Insulation installed per energy code before drywall
10
Drywall
Drywall/fire-taping verification
11
Electrical Service
Electrical service inspection required before the utility will energize the service
12
Final
Combined Building, Mechanical, Electrical, Plumbing, Sidewalk, and Water Department final inspection

Applies to: Accessory Dwelling Unit (ADU) Permit

1
Footing/Foundation
For detached ADU construction, before concrete pour
2
Framing
Structural framing per approved plans
3
Mechanical, Electrical, and Plumbing Rough-In
Combined MEP rough-in for the ADU's independent systems
4
Final
Combined Building, Mechanical, Electrical, and Plumbing final inspection, including verification of the separate entrance and functional independence from the principal dwelling

Applies to: Residential Addition / Remodel Permit

1
Footing/Foundation
Required before concrete pour for additions, garages, and patio cover footings
2
Framing
Structural framing and connections to existing structure
3
Mechanical, Electrical, and Plumbing Rough-In
For additions/remodels affecting MEP systems
4
Final
Combined Building, Mechanical, Electrical, and Plumbing final inspection

Applies to: Electrical Permit

1
Rough-In
Wiring, box placement, and service connections before walls are closed
2
Electrical Service
Required before the utility (Idaho Falls Power) will energize the service
3
Final
Devices installed, panel labeled, protections verified per adopted NEC

Applies to: Plumbing Permit

1
Underground Plumbing
Before backfill or slab pour — verify pipe slope, materials, and cleanouts
2
Rough-In
After pipes installed, before walls closed
3
Final
All fixtures connected, no leaks, verified at combined Building/Mechanical/Electrical/Plumbing final

Applies to: Electric Vehicle (EV) Charger / EVSE Permit

1
Rough-In
Circuit, conduit, and disconnect placement before concealment, if applicable
2
Final
Charger mounted, circuit labeled, and installation verified per the adopted NEC (Article 625)

Applies to: Mechanical / HVAC Permit

1
Rough-In
Ductwork per approved duct design; venting for exhaust fans/HVAC equipment; gas pressure verification; duct sealing; PVC vent pressure testing and labeling
2
Final
Equipment sizing matches approved duct design; all venting/registers/grills installed; gas equipment fully operational; air balance report uploaded; A/C equipment fully charged and connected

Applies to: Solar Photovoltaic (PV) Permit

1
Rough Electrical
Conduit runs, wire sizing, and disconnect placement before energizing
2
Final
Panel mounting, racking attachment, roof penetration sealing, electrical connections, and inverter interconnection verified

Final inspection only: Demolition Permit, Re-Roofing Permit

Sources & verification

Verified against official sources. Last reviewed 2026-07-03.

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

Idaho Falls building permits

Idaho Falls building permits Residential Building Permit (New Construction)Accessory Dwelling Unit (ADU) Permit Residential Addition / Remodel Permit Electrical Permit Plumbing Permit Electric Vehicle (EV) Charger / EVSE Permit Mechanical / HVAC Permit Solar Photovoltaic (PV) Permit Demolition Permit Re-Roofing Permit

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