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Tenant Improvement / Commercial Remodel Permit in Idaho City, Idaho

Idaho City has no distinct tenant-improvement (TI) permit product, application form, or fee schedule. A TI or commercial remodel project is submitted on the same universal Building Permit Application used for all other construction — checked 'Commercial' under Type and 'Remodel' (or 'Addition'/'Repair', as applicable) under Structure — billed on the identical valuation-based fee schedule as new commercial construction, and reviewed against the same 'Minimum Information for Commercial Structural Plan Review' checklist (2015 IBC/IECC). This entry documents that mechanism explicitly for anyone searching for a Idaho City TI/remodel permit.

Verified 2026-08-02 · Source

When you need this permit

  • No separate TI application, TI fee schedule, or TI-specific checklist exists — use the standard Building Permit Application, checking 'Commercial' under Type and 'Remodel' (or 'Addition'/'Repair') under Structure
  • Submit as a digital PDF plus 2 hard copies of plans, per the standard Building Permit Application instructions
  • Project must still satisfy the 'Minimum Information for Commercial Structural Plan Review' checklist for any structural, means-of-egress, fire/smoke-assembly, or accessibility-affecting work, per the 2015 IBC — the checklist does not carve out a lighter-weight path for interior-only remodels
  • Construction documents affecting structural elements must be prepared by a registered design professional, per the commercial plan review checklist
  • Idaho City Code 8-1-9 (Certificate of Occupancy) states the certificate-of-occupancy requirement 'shall not apply to structures already occupied or used prior to the commencement of addition or remodel work' — read literally, this exempts continued occupancy of an already-lawfully-occupied structure during remodel/addition work from needing a new Certificate of Occupancy for that work alone. The same section separately requires a Certificate of Occupancy whenever a building's use is 'changed, converted, or... altered or enlarged in its use' — the code text does not spell out how these two clauses interact for a change-of-tenant/change-of-use TI (e.g., converting retail space to a restaurant); confirm directly with the City Zoning Administrator whether your specific change of use or change of tenant triggers a new Certificate of Occupancy
  • The City shall approve or disapprove a submitted application within thirty (30) days of receipt (Idaho City Code 8-1-7) — same statutory provision as new commercial construction
  • If the space is within the Idaho City Historic District, any exterior change (signage, storefront, awnings, window/door changes) requires a Certificate of Appropriateness from the Historic Preservation Commission BEFORE the building permit is issued, even for an interior TI that includes exterior signage changes
  • Separate trade permits (electrical, plumbing, heating/ventilation/air conditioning) are required in addition to the building permit — these are issued by the State of Idaho (DOPL), not the City
  • Inspections applicable to the scope of work are conducted through the Boise County Building Department's Building Inspection Line, (208) 781-8565 — a purely cosmetic/non-structural interior remodel would generally only trigger the Energy and Final inspections rather than the full footing-through-final sequence used for new construction

Required documents

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Fee schedule

Building Permit — total valuation $1.00 to $500.00Identical schedule to new commercial construction and residential work — City of Idaho City Building Permit Fee Schedule has no separate TI/remodel fee table; valuation is based on the declared cost of the remodel/TI work
$23.50
Building Permit — total valuation $501.00 to $2,000.00
$23.50 for the first $500.00, plus $3.00 for each additional $100.00 or fraction thereof, to and including $2,000.00
Building Permit — total valuation $2,001.00 to $25,000.00
$69.25 for the first $2,000.00, plus $14.00 for each additional $1,000.00 or fraction thereof, to and including $25,000.00
Building Permit — total valuation $25,001.00 to $50,000.00
$391.75 for the first $25,000.00, plus $10.00 for each additional $1,000.00 or fraction thereof, to and including $50,000.00
Building Permit — total valuation $50,000.00 to $100,000.00
$643.75 for the first $50,000.00, plus $7.00 for each additional $1,000.00 or fraction thereof, to and including $100,000.00
Building Permit — total valuation $100,001.00 to $500,000.00
$993.75 for the first $100,000.00, plus $5.50 for each additional $1,000.00 or fraction thereof, to and including $500,000.00
Building Permit — total valuation $500,000.00 to $1,000,000.00
$3,233.75 for the first $500,000.00, plus $4.75 for each additional $1,000.00 or fraction thereof, to and including $1,000,000.00
Building Permit — total valuation $1,000,000.00 and up
$5,608.75 for the first $1,000,000.00, plus $3.50 for each additional $1,000.00 or fraction thereof
Plan ReviewCity of Idaho City Building Permit Fee Schedule: 'Plan Review is an additional 65% of building permit fee' — applies to remodel/TI valuations the same as new construction
65% of the building permit fee
Re-inspection FeeCharged by the Boise County Building Department 'after multiple visits of same inspection type,' per the Boise County Building Department's Inspection Requirements brochure — not listed on the City's own fee schedule
$150.00

Review timeline

Plan reviewIdaho City’s published plan-review target
1–30 business days

How long did your Tenant Improvement / Commercial Remodel Permit permit actually take in Idaho City?

Anonymous — one question, no email. Answers are combined and only shown once at least 5 people have reported.

Inspection process

  1. 1

    Footing / Foundation / Framing (if structural work is part of the TI scope)

    Only applicable if the remodel involves structural alterations, new openings, or foundation work — conducted by the Boise County Building Department per its published Inspection Requirements

  2. 2

    Energy

    If the TI affects the building thermal envelope or insulation — before the area is covered; insulation installer must certify type, manufacturer, and R-value

  3. 3

    Final

    Required for all TI/remodel projects — done after all permitted work is complete; electrical, plumbing, and HVAC finals (DOPL) must already be approved for any trade work included in the project

See the full Idaho City inspection guide — scheduling & re-inspection fees →

Tips

  • Do not look for a 'Tenant Improvement Permit' form on the City's site — it does not exist. Use the standard Building Permit Application and check 'Commercial' + 'Remodel' (or 'Addition'/'Repair').
  • Idaho City Code 8-1-9 exempts an already-occupied structure from needing a new Certificate of Occupancy purely because remodel/addition work is underway, but the same section requires a Certificate of Occupancy when a use is 'changed' or 'converted' — if your TI involves a new tenant or a different use than the prior occupant (e.g., retail to restaurant), confirm with City Hall whether a new Certificate of Occupancy applies to your project before you assume it doesn't.
  • Downtown Idaho City's Main Street commercial storefronts are largely within the Historic District — if your TI touches signage, awnings, windows, doors, or any other exterior element, get your Certificate of Appropriateness from the Historic Preservation Commission (meets only once a month, 3rd Wednesday) before applying for the building permit.
  • Purely cosmetic interior work (paint, flooring, non-structural fixtures) may fall under the City's 'No Permit Required Items' list — check that list before assuming a full building permit and commercial plan review are required for a minor interior refresh.
  • Any electrical, plumbing, or HVAC work included in the TI still needs its own separate State of Idaho (DOPL) trade permit — the City's building permit does not cover those trades.

Frequently asked questions

It depends. Idaho City Code 8-1-9 exempts a structure that was already lawfully occupied before remodel/addition work from needing a new Certificate of Occupancy just because that work is underway, but it does require a Certificate of Occupancy when a building's use is changed or converted. The code text doesn't fully resolve how a change-of-tenant or change-of-use TI is treated — confirm directly with the City Zoning Administrator for your specific project.

In Idaho City, the published Building Permit — total valuation $1.00 to $500.00 is: $23.50. Additional published fees: Building Permit — total valuation $501.00 to $2,000.00 — $23.50 for the first $500.00, plus $3.00 for each additional $100.00 or fraction thereof, to and including $2,000.00; Building Permit — total valuation $2,001.00 to $25,000.00 — $69.25 for the first $2,000.00, plus $14.00 for each additional $1,000.00 or fraction thereof, to and including $25,000.00; Building Permit — total valuation $25,001.00 to $50,000.00 — $391.75 for the first $25,000.00, plus $10.00 for each additional $1,000.00 or fraction thereof, to and including $50,000.00; Building Permit — total valuation $50,000.00 to $100,000.00 — $643.75 for the first $50,000.00, plus $7.00 for each additional $1,000.00 or fraction thereof, to and including $100,000.00; Building Permit — total valuation $100,001.00 to $500,000.00 — $993.75 for the first $100,000.00, plus $5.50 for each additional $1,000.00 or fraction thereof, to and including $500,000.00; Building Permit — total valuation $500,000.00 to $1,000,000.00 — $3,233.75 for the first $500,000.00, plus $4.75 for each additional $1,000.00 or fraction thereof, to and including $1,000,000.00; Building Permit — total valuation $1,000,000.00 and up — $5,608.75 for the first $1,000,000.00, plus $3.50 for each additional $1,000.00 or fraction thereof; Plan Review — 65% of the building permit fee; Re-inspection Fee — $150.00. These are the jurisdiction's own published figures — see the fee schedule table and source citations on this page.

Idaho City's published plan-review target for a tenant improvement / commercial remodel permit is 1–30 business days.

You'll need: Building Permit Application (2025-26); Min Info Commercial Structural Plan Review Checklist; Construction Drawings (scope-appropriate). Depending on your project, Idaho City may also ask for: Certificate of Appropriateness. See the required-documents checklist on this page for details on each.

Idaho City requires 3 inspection(s) for a tenant improvement / commercial remodel permit, in order: Footing / Foundation / Framing (if structural work is part of the TI scope), Energy, Final. Schedule each through City of Idaho City — Building Permits and Inspections Department ((208) 392-4584).

Apply through City of Idaho City — Building Permits and Inspections Department at 511 Main St., PO Box 130, Idaho City, ID 83631. Phone: (208) 392-4584, email: idahocityclerk@cityofic.org. Office hours: Mon–Thu 8:00 AM – 4:30 PM (closed 12:00–1:00 PM); Fri by appointment. Official information: https://idahocity.municipalimpact.com/building-permits-and-inspections.

No. Idaho City has no distinct TI application, fee schedule, or checklist. A TI/commercial remodel is submitted on the same universal Building Permit Application (checked 'Commercial' + 'Remodel'), billed on the same valuation-based fee schedule, and reviewed against the same 'Minimum Information for Commercial Structural Plan Review' checklist used for new commercial construction.

Very likely if the project touches anything visible from the exterior (signage, storefront, windows, doors, awnings) — much of downtown Idaho City's commercial frontage sits within the Idaho City Historic District, which requires a Certificate of Appropriateness before the building permit is issued for exterior changes.

Other permits in Idaho City

Residential Building Permit (New Construction, Additions & Alterations)Demolition PermitHistoric District Certificate of AppropriatenessSolar Photovoltaic (PV) PermitElectric Vehicle (EV) Charger / EVSE PermitCommercial Building Permit (New Construction & Additions)

Tenant Improvement / Commercial Remodel Permit in other cities

Boise, IdahoKimberly, IdahoMiddleton, IdahoNotus, IdahoGreeley, ColoradoLoveland, ColoradoMountain View, ColoradoPueblo, Colorado

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