Residential Building Permit (New Construction) in Post Falls, Idaho
VerifiedRequired for construction of new single-family homes, duplexes, and townhouse units in Post Falls. Reviewed against the 2018 IRC and 2018 IECC (with 2012 Residential Amendments) as adopted by the City of Post Falls, plus the City's Design Criteria. Applications are submitted through the Community Development Portal (OpenGov/ViewPoint Cloud).
Verified 2026-07-03 · Source
When you need this permit
- Building permit required for new single-family, duplex, and townhouse-unit construction
- Plans must comply with the 2018 IRC and 2018 IECC (2012 Residential Amendments) as adopted by the City of Post Falls, and must note the City's Design Criteria (40 psf roof snow load, 56 psf ground snow load, 115 mph wind speed/Exposure B, 24-inch frost depth, Seismic Design Category C) directly on the plans
- One set of building plans required (hand-drawn plans in black or blue pen only, no pencil; ¼" scale preferred, 1/8" minimum; full house plans on 11x17 minimum, 18x24 recommended)
- One set of site plans showing property lines, lot dimensions, north arrow, lot square footage, building footprint square footage, driveway, percent lot coverage, setbacks, and utility easements
- Energy calculations required: either the City's Prescriptive Package Form or a REScheck report (2018 IECC or 2018 IRC energy path)
- Completed Mechanical, Electrical, and Plumbing Permit Applications (may be submitted after the initial Building Permit application)
- Apply online at the Community Development Portal: https://postfallsid.portal.opengov.com/
- Utility Registration Form required when submitting for a new single-family residence
Required documents
- Required
Building Permit Application
Submitted online through the Community Development Portal (postfallsid.portal.opengov.com)
- Required
Residential Building Plan Submittal Requirements
City of Post Falls checklist covering building plans, site plans, energy calculations, foundation/floor/roof framing details, braced wall panels, egress, smoke/CO detectors, and mechanical/electrical/plumbing sub-applications
- Required
Construction Drawings
Foundation plan, floor plans, floor framing details, roof framing plan/truss sheets, exterior elevations, and dimensioned section drawings consistent with the 2018 IRC and City Design Criteria
- Required
Energy Compliance Documentation
Residential Prescriptive Energy Form or REScheck printout
Fee schedule
| Fee type | Amount | Notes |
|---|---|---|
| Residential Living Space valuation rate | $96.83 per sq ft (used with the Valuation Chart to calculate the permit and plan-review fee) | City of Post Falls Fee Schedule, rev 10-1-2025 |
| Building Permit Fee — valuation $1 to $500 | $23.50 | City of Post Falls Fee Schedule, rev 10-1-2025 |
| Building Permit Fee — valuation $501 to $2,000 | $23.50 for the first $500 plus $3.05 for each additional $100, or fraction thereof | City of Post Falls Fee Schedule, rev 10-1-2025 |
| Building Permit Fee — valuation $2,001 to $25,000 | $69.25 for the first $2,000 plus $14.00 for each additional $1,000, or fraction thereof | City of Post Falls Fee Schedule, rev 10-1-2025 |
| Building Permit Fee — valuation $25,001 to $50,000 | $391.25 for the first $25,000 plus $10.10 for each additional $1,000, or fraction thereof | City of Post Falls Fee Schedule, rev 10-1-2025 |
| Building Permit Fee — valuation $50,001 to $100,000 | $643.75 for the first $50,000 plus $7.00 for each additional $1,000, or fraction thereof | City of Post Falls Fee Schedule, rev 10-1-2025 |
| Building Permit Fee — valuation $100,001 to $500,000 | $993.75 for the first $100,000 plus $5.60 for each additional $1,000, or fraction thereof | City of Post Falls Fee Schedule, rev 10-1-2025 |
| Building Permit Fee — valuation $500,001 to $1,000,000 | $3,233.75 for the first $500,000 plus $4.75 for each additional $1,000, or fraction thereof | City of Post Falls Fee Schedule, rev 10-1-2025 |
| Building Permit Fee — valuation over $1,000,000 | $5,608.75 for the first $1,000,000 plus $3.15 for each additional $1,000, or fraction thereof | City of Post Falls Fee Schedule, rev 10-1-2025 |
| Residential Plan Review (Building Plan Check, paid at submittal) | 25% of the Building Permit fee | City of Post Falls Fee Schedule, rev 10-1-2025 |
Review timeline
10–10 business days
Post Falls’s published plan-review target
Inspection process
- 1
Foundation
Before concrete pour — footing/foundation cross-sections, reinforcement, anchor bolts, and embedment depth per approved plans; frost depth minimum 24 inches
- 2
Framing
Floor, wall, and roof framing per plans; braced wall panels; egress windows; one-hour fire separation between house and garage; smoke/CO detector rough-in
- 3
Mechanical/Electrical/Plumbing Rough-In
Ductwork, wiring, and piping rough-in before wall closure
- 4
Final
All work complete per approved plans; smoke/CO detectors interconnected and installed per code; furnace/water heater location and fuel type verified; attic and crawlspace access confirmed
Tips
- Apply online at the Community Development Portal (postfallsid.portal.opengov.com); the Guide for the Community Development Portal (PDF) walks through account setup and submittal.
- Design Criteria (40 psf roof snow load, 115 mph wind/Exposure B, 24-inch frost depth, Seismic Design Category C) must be noted directly on submitted plans.
- Mechanical, Electrical, and Plumbing permit applications may be submitted after the initial Building Permit application rather than all at once.
- To request an inspection, call the dedicated Building Inspections line at (208) 457-3334 with permit number, job address, inspection type, and desired date; requests left after midnight cannot be scheduled for the next day.
Frequently asked questions
- Where do I submit a residential building permit application in Post Falls?
- Applications are submitted online through the Community Development Portal at postfallsid.portal.opengov.com. The Building Division is on the 1st floor of City Hall, 408 N Spokane St.
Sources & verification
Verified against official sources. Last reviewed 2026-07-03.
- City of Post Falls Community Development Department, Building Division — official building department
- Building | Post Falls, ID
- Fee Schedule (PDF) | City of Post Falls
- Current Adopted Codes and Design Criteria (PDF) | City of Post Falls
- Residential Building Plan Submittal Requirements (PDF) | City of Post Falls
- Community Development Portal | City of Post Falls
- Idaho Code § 39-4117 — Processing Building Permits — Timely Review (Idaho State Legislature)
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 Post Falls building department before you submit. PermitBase is an independent reference and is not affiliated with any government agency.
Other permits in Post Falls
Residential Building Permit (New Construction) in other cities
Compare residential building permit (new construction) fees across Idaho →
Project checklist — coming soon
Describe your project once and get every permit, document, and fee it triggers in Post Falls — in one checklist. Leave your email and we'll tell you when it's ready.
We only use your email to send permit updates. No spam, unsubscribe anytime. Privacy.