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Commercial Tenant Finish / Remodel (Tenant Improvement) Permit in Windsor, Colorado

Required for interior remodel or tenant-finish work in existing commercial, industrial, or retail space in Windsor — e.g., new tenant buildout, change of use, or renovation within an existing building shell. Reviewed under the 2024 I-Codes and the 2024 IECC by SAFEbuilt under contract to the Town of Windsor.

Reviewed 2026-08-02 · Source

When you need this permit

  • Application must give description of project and square footage, total project valuation and electrical valuation, use of surrounding spaces, type of construction, and occupancy group
  • Architectural Plans (including floor plan, wall section details, building section, fire-rating details, and code summary), Structural Plans (required for structural changes such as removal of bearing walls, openings in bearing walls, or floor systems for storage), Electrical Plans (required for adding circuits, service upgrades, or emergency lighting, with load calculations, one-line diagrams, and fault current analysis), and Mechanical/Plumbing Plans (required for HVAC equipment changes/relocation/ductwork or refrigeration piping changes, and for any changes to sewers, drains, vents, water piping, roof drains, or gas piping) must each be stamped by a Colorado-licensed architect or engineer, per the Town's dedicated Commercial Tenant Finish Plan checklist
  • Documentation showing compliance with the 2024 IECC (energy code) is a listed submittal item on the Town's dedicated Commercial Tenant Finish Plan checklist
  • Restaurants and commercial kitchens have the same additional requirements as new commercial construction: grease interceptor, sprinkler system for liquor-serving space over 5,000 sq ft, Type I/II hoods, occupant-load-based exiting, health department approval before CO, and a seating plan — see the Town's Commercial Permit - Checklist
  • The applicant will be contacted by SAFEbuilt for any additional information needed to complete plan review; the approved plan set must remain on the job site throughout construction, including final inspections
  • No separate Town of Windsor contractor license is required, but licensed design professionals and installing trade contractors must hold current Colorado (DORA) credentials where applicable Contractor
  • Windsor-Severance Fire Rescue (WSFR) impact fees, for permits received on or after June 26, 2026, are collected directly by WSFR and due within 30 days of permit issuance, per the Town's general building-permit impact-fee rule
  • Whether a specific tenant-finish/change-of-use project separately triggers the Town's Road Impact Fee (as new commercial construction does) was not confirmed in any document reviewed — the Fee Schedule's Road Impact Fee table does not specify whether it applies only to new building square footage or also to a change of tenant/use within existing space; confirm applicability with the Planning/Engineering Department for a specific project rather than assuming either way

Required documents

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Fee schedule

Building Permit FeeTown Fee Schedule (Updated 02.01.2026), Exhibit A, Building Permit Fees section, Res 1992-18
Equal to SAFEbuilt's own valuation-based fee (not separately published for tenant-finish scope)
Windsor Administration FeeRes 2016-91
25% of the SAFEbuilt fee
Use TaxOrd 2002-1106 / Res 2014-51
3.65% of half the project's valuation

Review timeline

Plan review
Not published — contact the department

How long did your Commercial Tenant Finish / Remodel (Tenant Improvement) Permit permit actually take in Windsor?

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

Inspection process

  1. 1

    Rough Electrical/Mechanical/Plumbing

    Trade rough-ins before concealment, where the scope includes those trades

  2. 2

    Fire Protection System Inspection (WSFR)

    If the tenant finish includes fire alarm or sprinkler modifications, inspected by Windsor-Severance Fire Rescue

  3. 3

    SAFEbuilt Final Construction Inspection

    Contractor calls SAFEbuilt's inspection hotline (970-674-1036) to request final inspection and acceptance

  4. 4

    Certificate of Occupancy / Temporary CO (if change of tenant or occupancy)

    Requires utility, SAFEbuilt, and (where applicable) WSFR inspections passed, plus closeout procedures with the Planning Department

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

Tips

  • The Town publishes a dedicated 'Commercial Tenant Finish Plan - Checklist' distinct from the general new-commercial checklist — it explicitly lists 2024 IECC energy-code compliance documentation as a required submittal item, which is not spelled out the same way in the general new-commercial checklist section of the combined Commercial Permit - Checklist PDF.
  • The Commercial/Industrial Tenant Finish & Remodel Fee Estimate form must be completed separately for each individual building — if a project spans multiple buildings or suites, budget time for multiple fee-estimate submissions.
  • Restaurant/commercial-kitchen tenant finishes (a common Windsor TI scenario) carry the same grease-interceptor, hood-type, exiting, and health-department-approval requirements as new restaurant construction — plan for Weld or Larimer County health department coordination before the Certificate of Occupancy will be issued.
  • It was not possible to confirm from any Town document reviewed whether the Road Impact Fee (charged on new commercial construction, e.g. $11,302.00 per 1,000 sq ft for Retail/Commercial) also applies to a tenant-finish/change-of-use project in existing space — don't assume either way; ask the Planning/Engineering Department directly for your specific project.

Frequently asked questions

Windsor requires a commercial tenant finish / remodel (tenant improvement) permit for: Application must give description of project and square footage, total project valuation and electrical valuation, use of surrounding spaces, type of construction, and occupancy group; Architectural Plans (including floor plan, wall section details, building section, fire-rating details, and code summary), Structural Plans (required for structural changes such as removal of bearing walls, openings in bearing walls, or floor systems for storage), Electrical Plans (required for adding circuits, service upgrades, or emergency lighting, with load calculations, one-line diagrams, and fault current analysis), and Mechanical/Plumbing Plans (required for HVAC equipment changes/relocation/ductwork or refrigeration piping changes, and for any changes to sewers, drains, vents, water piping, roof drains, or gas piping) must each be stamped by a Colorado-licensed architect or engineer, per the Town's dedicated Commercial Tenant Finish Plan checklist; Documentation showing compliance with the 2024 IECC (energy code) is a listed submittal item on the Town's dedicated Commercial Tenant Finish Plan checklist; Restaurants and commercial kitchens have the same additional requirements as new commercial construction: grease interceptor, sprinkler system for liquor-serving space over 5,000 sq ft, Type I/II hoods, occupant-load-based exiting, health department approval before CO, and a seating plan — see the Town's Commercial Permit - Checklist; The applicant will be contacted by SAFEbuilt for any additional information needed to complete plan review; the approved plan set must remain on the job site throughout construction, including final inspections; No separate Town of Windsor contractor license is required, but licensed design professionals and installing trade contractors must hold current Colorado (DORA) credentials where applicable; Windsor-Severance Fire Rescue (WSFR) impact fees, for permits received on or after June 26, 2026, are collected directly by WSFR and due within 30 days of permit issuance, per the Town's general building-permit impact-fee rule; Whether a specific tenant-finish/change-of-use project separately triggers the Town's Road Impact Fee (as new commercial construction does) was not confirmed in any document reviewed — the Fee Schedule's Road Impact Fee table does not specify whether it applies only to new building square footage or also to a change of tenant/use within existing space; confirm applicability with the Planning/Engineering Department for a specific project rather than assuming either way. If your project isn't listed, confirm with Town of Windsor Community Development / Building Permits (Building Division contracted to SAFEbuilt) at 970-674-2436 (Permit Technician); 970-674-2400 (Town main line, option 4 for Building Permits/Community Development); SAFEbuilt Inspections 970-674-1036 or 1-866-671-1036 before starting work.

In Windsor, the published Building Permit Fee is: Equal to SAFEbuilt's own valuation-based fee (not separately published for tenant-finish scope). Additional published fees: Windsor Administration Fee — 25% of the SAFEbuilt fee; Use Tax — 3.65% of half the project's valuation. These are the jurisdiction's own published figures — see the fee schedule table and source citations on this page.

Windsor does not publish a plan-review timeline for this permit. Contact Town of Windsor Community Development / Building Permits (Building Division contracted to SAFEbuilt) at 970-674-2436 (Permit Technician); 970-674-2400 (Town main line, option 4 for Building Permits/Community Development); SAFEbuilt Inspections 970-674-1036 or 1-866-671-1036 for current turnaround.

You'll need: Building Permit Application; Architectural Plans; 2024 IECC Compliance Documentation. Depending on your project, Windsor may also ask for: Structural Plans; Electrical Plans; Mechanical/Plumbing Plans; Commercial/Industrial Tenant Finish & Remodel Fee Estimate (Required Information form). See the required-documents checklist on this page for details on each.

Windsor requires 4 inspection(s) for a commercial tenant finish / remodel (tenant improvement) permit, in order: Rough Electrical/Mechanical/Plumbing, Fire Protection System Inspection (WSFR), SAFEbuilt Final Construction Inspection, Certificate of Occupancy / Temporary CO (if change of tenant or occupancy). Schedule each through Town of Windsor Community Development / Building Permits (Building Division contracted to SAFEbuilt) (970-674-2436 (Permit Technician); 970-674-2400 (Town main line, option 4 for Building Permits/Community Development); SAFEbuilt Inspections 970-674-1036 or 1-866-671-1036).

Apply through Town of Windsor Community Development / Building Permits (Building Division contracted to SAFEbuilt) at 200 N. 11th Street, Windsor, CO 80550 (Permit Technician); Planning Department at 301 Walnut Street, Windsor, CO 80550. Phone: 970-674-2436 (Permit Technician); 970-674-2400 (Town main line, option 4 for Building Permits/Community Development); SAFEbuilt Inspections 970-674-1036 or 1-866-671-1036, email: SAFEbuilt inspection requests: inspect@safebuilt.com. Town Permit Technician (Robin Volner, per the Multi-Family Building Permit Fee Estimate form): rvolner@windsorgov.com. Office hours: Monday-Thursday, 8 a.m. to 5 p.m.; online services available Fridays (Town offices are closed to walk-in service on Fridays per the Building Permits page). Official information: https://www.windsorco.gov/137/Building-Permits.

The Town's dedicated Commercial Tenant Finish Plan checklist lists the same core plan types (architectural, structural, electrical, mechanical/plumbing) but explicitly calls out 2024 IECC energy-code compliance documentation as a submittal item, and does not require the full Town-approved Site Plan package or soils/structural-calculation submittals that new commercial construction requires.

Yes. The Town's Commercial Permit - Checklist includes a dedicated Restaurants & Commercial Kitchens section requiring a grease interceptor, an approved fire sprinkler system for liquor-serving spaces over 5,000 square feet, correct hood types (Type I for grease/smoke, Type II for heat/steam), occupant-load-based exiting, a seating plan, and Weld or Larimer County health department approval before the Certificate of Occupancy is issued.

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