Solar Photovoltaic (PV) Permit in Post Falls, Idaho
VerifiedRequired for installation of rooftop or ground-mounted solar photovoltaic systems in Post Falls. The City has no separate solar-specific application or fee category; solar PV installations are permitted through the standard Building Permit (structural/mounting, valuation-based) and Electrical Permit (system wiring/interconnection, governed by the 2023 NEC, including Article 690 PV-specific provisions) processes.
Verified 2026-07-03 · Source
When you need this permit
- Building Permit required for roof-mounting structural attachment, reviewed against the City's Design Criteria (40 psf roof snow load, 115 mph wind speed/Exposure B) to confirm the roof structure supports the added PV system load
- Electrical Permit required for system wiring and utility interconnection, governed by the 2023 NEC as adopted by the City of Post Falls (NEC Article 690 governs PV-specific installation requirements)
- Building Permit valuation is based on the installed cost of the system, run through the City's general Valuation Chart in the Fee Schedule
- Electrical Permit fee for solar is calculated under the Commercial (total contracted amount) formula in the Fee Schedule, since no dedicated residential-solar line item is published
- Apply through the Community Development Portal for both the Building and Electrical Permit components
Required documents
- Required
Building Permit Application
Submitted online through the Community Development Portal; used for the structural/mounting review of the PV installation
- Required
Electrical Permit Application
Submitted online through the Community Development Portal; used for PV system wiring and interconnection review under the 2023 NEC
Fee schedule
| Fee type | Amount | Notes |
|---|---|---|
| Building Permit Fee — valuation-based (system installed cost run through the general Valuation Chart) | $23.50 minimum ($1-$500 valuation), scaling per the City's Valuation Chart | City of Post Falls Fee Schedule, rev 10-1-2025; no dedicated solar Building Permit line item is published separately from the general valuation schedule |
| Electrical Permit — Commercial (total contracted amount) up to $10,000 | (Total cost of system ÷ 10,000) × 0.01, plus $260.00 | City of Post Falls Fee Schedule, rev 10-1-2025; used for PV interconnection fee calculation absent a dedicated solar line item |
| Electrical Permit — Commercial $10,001 to $100,000 | (Total cost of system ÷ 100,000) × 0.005, plus $1,160.00 | 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
Rough Electrical
Conduit runs, wire sizing, and disconnect placement before energizing, per NEC Article 690
- 2
Final
Panel mounting, racking attachment, roof penetration sealing, electrical connections, inverter, and interconnection point verified
Tips
- Post Falls has not published a dedicated Solar/PV permit application, checklist, or fee line — solar installations are processed as a combined Building Permit (structural) plus Electrical Permit (wiring/interconnection) under the City's general fee schedules.
- The 2023 NEC (the currently adopted electrical code per the City's Current Adopted Codes and Design Criteria) governs PV wiring, disconnects, and rapid-shutdown requirements under Article 690.
- Utility interconnection agreements are issued separately by the customer's electric utility and are not part of the City permitting process.
Frequently asked questions
- Does Post Falls have a separate solar permit application?
- No. As of this review, the City of Post Falls Building Division has not published a dedicated solar/PV permit application or fee schedule. Solar PV installations are permitted through the standard Building Permit (for roof-mounting/structural review) and Electrical Permit (for wiring and interconnection under the 2023 NEC) processes and fee schedules.
Sources & verification
Verified against official sources. Last reviewed 2026-07-03.
- City of Post Falls Community Development Department, Building Division — official building department
- Fee Schedule (PDF) | City of Post Falls
- Current Adopted Codes and Design Criteria (PDF) | City of Post Falls
- Building | Post Falls, ID
- 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.
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