Solar Photovoltaic (PV) Permit in Idaho Falls, Idaho
VerifiedRequired for installation of rooftop or ground-mount solar photovoltaic systems in Idaho Falls. The building/electrical permit is issued by the City of Idaho Falls Building Division per standard IBC/NEC review; grid interconnection for net-metered systems is a separate agreement with the City's municipal electric utility, Idaho Falls Power, governed by Idaho Falls City Code Chapter 5, Section 8 and the Idaho Falls Power Service Policy.
Verified 2026-07-03 · Source
When you need this permit
- Building and/or electrical permit required for the PV installation itself, reviewed against the 2018 IBC and the City-adopted NEC (2023 edition) for interconnection wiring
- Net Metering and Small Generation Interconnection Agreement required with Idaho Falls Power for any customer-generator system connecting to the utility grid, governed by Idaho Falls City Code Chapter 5, Section 8
- Application must identify system type, generator size (kW AC), inverter manufacturer/model/serial number/power rating and location, and be accompanied by a system one-line diagram and equipment specification sheets prepared to generally accepted engineering design practices
- Installation must be performed by (or under) a licensed electrician, whose name and contractor number are recorded on the interconnection application
- If the customer-generator leases the property, written authorization from the property owner must be attached
Required documents
- Required
Building/Electrical Permit Application
Submitted online through the Cityworks portal for the physical PV installation
- Required
Net Metering and Small Generation Interconnection Agreement Application
Submitted to Idaho Falls Power (P.O. Box 50220, Idaho Falls, ID 83405, or ifpinfo@ifpower.org) with a system one-line diagram and equipment specification sheets
Fee schedule
| Fee type | Amount | Notes |
|---|---|---|
| Residential Electrical Permit (for PV interconnection wiring) | $5.85 per each electrical service | City of Idaho Falls Fee Schedule (October 2025), item 2.11.a; general electrical permit fee applies, no dedicated solar-specific fee line was found on the City's Fee Schedule |
| Residential Building Permit Fee — valuation-based (if roof-mount racking work requires a building permit) | $30.18 minimum ($1-$499 valuation), scaling per the Residential Building Permit Fee Valuation Table | City of Idaho Falls Fee Schedule (October 2025), item 2.6 |
Review timeline
10–10 business days
Idaho Falls’s published plan-review target
Inspection process
- 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
Tips
- A separate Net Metering and Small Generation Interconnection Agreement with Idaho Falls Power (the City's own municipal electric utility) is required in addition to the building/electrical permit — this is distinct from most jurisdictions where the utility is a separate private company.
- The City of Idaho Falls has not published a dedicated 'Solar-Photovoltaic System Plan Requirements' checklist (of the kind some other cities publish) or a solar-specific fee line. The governing permit path for a grid-tied residential PV system is the same standard Electrical Permit (Fee Schedule item 2.11.a, $5.85 per electrical service) used for any interconnection wiring, plus a Residential Building Permit (Fee Schedule item 2.6, valuation-based) only if roof-mount racking/structural work independently triggers one — both already verified in this file — combined with the Idaho Falls Power Net Metering and Small Generation Interconnection Agreement (governed by Idaho Falls City Code Chapter 5, Section 8, and the Idaho Falls Power Service Policy) for grid interconnection.
Frequently asked questions
- Do I need to work with Idaho Falls Power to install solar panels?
- Yes, if the system will be interconnected to the grid for net metering. A Net Metering and Small Generation Interconnection Agreement must be submitted to Idaho Falls Power (the City's municipal electric utility) in addition to obtaining the building/electrical permit for the physical installation. Source: Net Metering and Small Generation Interconnection Agreement Application, City of Idaho Falls Power.
- Is there a dedicated solar permit fee in Idaho Falls?
- No. The City of Idaho Falls Fee Schedule (October 2025) has no solar- or photovoltaic-specific line item anywhere in its Community Development Services/Building section (items 2.1 through 2.15 were reviewed in full). The governing fee is the standard Residential Electrical Permit fee (item 2.11.a, $5.85 per electrical service) for the PV interconnection wiring, plus the standard valuation-based Building Permit fee (item 2.6) only if separate structural/roof-mount work requires its own building permit. Source: City of Idaho Falls Fee Schedule (October 2025).
Sources & verification
Verified against official sources. Last reviewed 2026-07-03.
- City of Idaho Falls Building Division (Department of Community Development Services) — official building department
- Net Metering Agreement For Photovoltaics (PDF) | City of Idaho Falls Power
- Permit Processing | City of Idaho Falls
- Electrical | City of Idaho Falls
- 2025-2026 Fee Schedule (PDF) | City of Idaho Falls
- Residential Plans Requirements List (PDF) | City of Idaho Falls
- Idaho Falls City Code Title 7 — Building Regulations (PDF)
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.
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