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Roofing Permit (Reroof) in Fort Collins, Colorado

Required for roof replacement/repair beyond a minor threshold on residential and commercial buildings in Fort Collins. Flat-fee Fast-Track permit; residential and commercial rates differ. Fort Collins requires Class 4 impact-resistant asphalt shingles when replacing 50% or more of a roof and mandates ice barrier at all eaves.

Verified 2026-07-01 · Source

When you need this permit

  • Roofing repairs up to 100 sq ft (one roofing square) per building are permit-exempt; larger repairs and full reroofs require a permit
  • Historic-designated buildings must be checked before submitting
  • If an existing solar PV system must be removed and reinstalled for the reroof, submit a separate Solar PV Reinstallation permit
  • Class 4 impact-resistant asphalt shingles required when replacing 50% or more of a roof (on the portion being replaced)
  • Roof overlays allowed only as a second layer (max), weighing under 3 lb/sq ft (else a structural evaluation is required), manufacturer-permitted, and installed for high-wind per manufacturer instructions/code
  • Ice barrier required at all roof eaves — minimum 24 in. upslope from the low eave edge (36 in. for slopes 8:12 or steeper)
  • Drip edge required at eaves and gables of asphalt shingle roofs; continuous or step flashing at vertical sidewalls (except masonry/stucco)

Required documents

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Fee schedule

Roofing — Residential (flat Building Permit Fee)City of Fort Collins Building Permits page, "Apply for a Building Permit" section (#section-3) — Roofing accordion, "Fees and Taxes": "Building Permit Fee: $85 residential; $210 commercial." (verified 2026-07-01 by expanding the Roofing accordion; this content is client-side rendered and not visible to plain HTTP fetch/curl)
$85.00
Roofing — Commercial (flat Building Permit Fee)City of Fort Collins Building Permits page, "Apply for a Building Permit" section (#section-3) — Roofing accordion, "Fees and Taxes": "Building Permit Fee: $85 residential; $210 commercial." (verified 2026-07-01 by expanding the Roofing accordion; this content is client-side rendered and not visible to plain HTTP fetch/curl)
$210.00
Sales TaxCity of Fort Collins Sales Tax page
Calculated based on total project valuation (materials and labor)

Review timeline

Plan reviewTypical estimate — confirm current times with the Fort Collins building department
~0–0 business days

How long did your Roofing Permit (Reroof) permit actually take in Fort Collins?

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

Inspection process

  1. 1

    Final Building

    Completed roof inspected for flashing, drip edge, underlayment, ice barrier, and overall installation quality

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

Tips

  • Roofing is one of Fort Collins' simplest flat-fee permits: $85 residential / $210 commercial, regardless of project valuation.
  • Fort Collins' 30-inch frost depth and high-wind Front Range location drive specific roofing requirements — Class 4 shingles at 50%+ replacement, mandatory ice barrier, and manufacturer high-wind installation instructions.
  • Roofing repairs of 100 sq ft (one roofing square) or less per building do not require a permit at all.

Frequently asked questions

Class 4 impact-resistant asphalt shingles are required when replacing 50% or more of a roof (on the portion being replaced), per the City of Fort Collins Roofing requirements.

Reroofing is a flat-fee permit: $85 for residential, $210 for commercial, plus applicable sales tax on project valuation.

Plan review for a roofing permit (reroof) in Fort Collins typically runs 0–0 business days. This is an estimate, not a published figure — confirm current review times with City of Fort Collins — Building Services at 970-416-2740.

You'll need: Roofing Permit Application (PDF, 2MB). Depending on your project, Fort Collins may also ask for: Homeowner Affidavit (PDF, 469KB); Owner Authorization Form (PDF, 374KB). See the required-documents checklist on this page for details on each.

Fort Collins requires 1 inspection(s) for a roofing permit (reroof), in order: Final Building. Schedule each through City of Fort Collins — Building Services (970-416-2740).

Apply through City of Fort Collins — Building Services at 281 N. College Ave., Fort Collins, CO 80524. Phone: 970-416-2740, email: BuildingServices@fortcollins.gov. Office hours: Monday–Friday, 8 a.m. to 5 p.m.. Official information: https://www.fortcollins.gov/Business/Building-and-Development/Building-Services.

Fort Collins, Colorado has adopted: 2024 International Building Code (IBC) with 2024 Fort Collins IBC Amendments — current as of April 1, 2026 (permits submitted on/after April 1, 2026 use these; 2021 IBC available for reference until Oct. 1, 2026); 2024 International Residential Code (IRC) with 2024 Fort Collins IRC Amendments — current as of April 1, 2026; 2024 International Energy Code (IECC) with 2024 Fort Collins IECC Amendments — current as of April 1, 2026; Fort Collins amendments add all-electric building provisions, solar-ready zone requirements, heat-pump and demand-response requirements (see localAmendments); 2024 International Mechanical Code (IMC) with 2024 Fort Collins IMC Amendments; 2024 International Fuel and Gas Code (IFGC) with 2024 Fort Collins IFGC Amendments; 2024 International Plumbing Code (IPC) with 2024 Fort Collins IPC Amendments (Fort Collins uses the IPC, not the UPC); 2023 National Electrical Code (NEC), effective Aug. 1, 2023 — adopted directly, matching the State of Colorado's adopted electrical code; 2024 International Existing Building Code (IEBC) with 2024 Fort Collins IEBC Amendments; 2024 International Property Maintenance Code (IPMC) with 2024 Fort Collins IPMC Amendments; 2024 International Swimming Pool and Spa Code (ISPSC) with 2024 Fort Collins ISPSC Amendments; 2025 Colorado Wildfire Resiliency Code (adopted statewide, current as of April 1, 2026); 2017 ICC A117.1 — Accessibility, plus Colorado Accessibility State Law (CRS 9-5); Poudre Fire Authority Fire Code — see PFA's Fire Code webpage for current adopted fire code (separate department, not administered by Building Services). Local amendments apply — see the Fort Collins overview page for the full list.

Sources & verification

Verified against official sources. Last reviewed 2026-07-01.

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

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Roofing Permit (Reroof) in other cities

Alamosa, ColoradoArvada, ColoradoAspen, ColoradoAurora, ColoradoAvon, ColoradoBasalt, ColoradoBlue River, ColoradoBoulder, Colorado

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