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Residential Remodel / Repair Permit in Ketchum, Idaho

Covers internal and external remodels, internal/external repairs, siding replacement, decks, and window/door replacement in Ketchum. As of the February 2026 process update, these project types are grouped into Short and Medium review tiers with streamlined affidavit-based review for less complex scopes.

Verified 2026-07-08 · Source

When you need this permit

  • Internal repair, internal remodel, external repair, and external remodel projects require a building permit
  • Deck ONLY permits cover repair, rebuild, addition, or new construction of decks
  • Siding Replacement ONLY and Window/Door Replacement (like-for-like or with changes) are separate streamlined permit categories introduced February 2026
  • Projects outside the Community Core/downtown may use a CAP Affidavit in place of a full Construction Activity Plan for eligible scopes (Deck ONLY, Demo-Internal/Partial, Internal Repair & Remodel, Siding Replacement ONLY, Solar, Window/Door Replacement)
  • Siding Replacement ONLY, Solar, and Window/Door Replacement (like-for-like) may use a Building Affidavit in place of a full Building Plan Check

Required documents

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Fee schedule

Building Permit — valuation-based per the Building Permit Fees Calculation tableCity of Ketchum Permit, Impact & Water Fees schedule, effective October 1, 2024 — same valuation table used for all building-permit-based project types
$24.75 + $3.20/$100 (up to $2,000); $72.75 + $14.70/$1,000 ($2,001–$25,000); $410.75 + $10.60/$1,000 ($25,001–$50,000); $676.00 + $7.35/$1,000 ($50,001–$100,000); higher tiers per the same schedule
Plan Check FeePermit, Impact & Water Fees schedule, effective October 1, 2024
65% of the Building Permit Fee (where a full plan check applies; waived for Building Affidavit-eligible scopes)

Review timeline

Plan reviewKetchum’s published plan-review target
7–15 business days

How long did your Residential Remodel / Repair Permit permit actually take in Ketchum?

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

Inspection process

  1. 1

    Framing / Structural (as applicable)

    Required for remodels/repairs involving structural or framing changes

  2. 2

    Pre-Final

    Required on all permits except re-roofs, before departmental finals commence

  3. 3

    Final Building Inspection

    Final inspection after all applicable departmental finals (Fire, Planning, Engineering) are complete

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

Tips

  • Short review tier (7 calendar days first review) covers: Deck ONLY, Demo-Entire Structure, Demo-Internal Only or Partial Structure, Internal Repair, Siding Replacement ONLY, Solar, and Window/Door Replacement LIKE-FOR-LIKE.
  • Medium review tier (15 calendar days first review) covers: External Repair & External Remodel, Internal Remodel, Window/Door Replacement WITH CHANGES, and ROW Encroachment & ROW Snowmelt.
  • All additional rounds of review (any tier) are 7 calendar days as of the February 2026 update.
  • Window/Door Replacement LIKE-FOR-LIKE (no change to color/material/trim/openings) and WITH CHANGES (size, placement, or palette changes) are now two distinct permit categories, replacing the prior single Window/Door Replacement permit.

Frequently asked questions

Yes. Siding Replacement ONLY and Window/Door Replacement (like-for-like or with changes) are each their own streamlined permit categories as of February 2026, using a Building Affidavit in place of full plan review for eligible like-for-like scopes.

In Ketchum, the published Building Permit — valuation-based per the Building Permit Fees Calculation table is: $24.75 + $3.20/$100 (up to $2,000); $72.75 + $14.70/$1,000 ($2,001–$25,000); $410.75 + $10.60/$1,000 ($25,001–$50,000); $676.00 + $7.35/$1,000 ($50,001–$100,000); higher tiers per the same schedule. Additional published fees: Plan Check Fee — 65% of the Building Permit Fee (where a full plan check applies; waived for Building Affidavit-eligible scopes). These are the jurisdiction's own published figures — see the fee schedule table and source citations on this page.

Short-tier projects (decks, demos, internal repair, siding, solar, like-for-like window/door replacement) average 7 calendar days for first review. Medium-tier projects (external remodel/repair, internal remodel, window/door replacement with changes) average 15 calendar days.

You'll need: Building Permit Application (CommunityConnect); Construction Drawings / Scope of Work. Depending on your project, Ketchum may also ask for: CAP Affidavit or Building Affidavit. See the required-documents checklist on this page for details on each.

Ketchum requires 3 inspection(s) for a residential remodel / repair permit, in order: Framing / Structural (as applicable), Pre-Final, Final Building Inspection. Schedule each through City of Ketchum Planning & Building Department ((208) 726-7801).

Apply through City of Ketchum Planning & Building Department at 191 5th St. West (P.O. Box 2315), Ketchum, ID 83340. Phone: (208) 726-7801, email: participate@ketchumidaho.org. Office hours: Mon–Fri 8:30 AM – 5:00 PM. Official information: https://www.ketchumidaho.org/planning-building/page/building-services.

Ketchum, Idaho has adopted: 2018 International Building Code (IBC) — as amended by the Idaho Building Code Board, with Appendix O; 2018 International Residential Code (IRC) — as amended by the Idaho Building Code Board, Parts I–III and IX, with Appendix F; 2018 International Energy Conservation Code (IECC) — as amended by the Idaho Building Code Board; 2018 International Existing Building Code (IEBC) — as amended by the Idaho Building Code Board; 2018 International Swimming Pool and Spa Code (ISPSC) — adopted by State and City without amendment; 2018 International Property Maintenance Code (IPMC) — adopted by City of Ketchum; 2018 International Fire Code (IFC) — with Appendix Chapters B, C, D, E, and F; ICC A117.1 — Accessible and Usable Buildings and Facilities (as referenced in the adopted IBC); Electrical, plumbing, and mechanical trade work is regulated and permitted by the State of Idaho Division of Building Safety (DBS) / Division of Occupational and Professional Licenses (DOPL) — Ketchum does not issue its own trade permits; Modular buildings and structures are regulated by the State of Idaho Division of Building Safety (DBS). Local amendments apply — see the Ketchum overview page for the full list.

Sources & verification

Verified against official sources. Last reviewed 2026-07-08.

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

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