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Roofing Permit (Re-Roof) in Castle Rock, Colorado

Required for residential and commercial re-roofing in Castle Rock, billed based on valuation. Governed by the 2024 IBC/IRC roofing provisions with Castle Rock's own amendments on roof covering class, ice barrier, and a shingle-repair permit exemption.

Verified 2026-07-05 · Source

When you need this permit

  • Roof coverings for re-roofs must be Class A, B, or C per IBC Section 1505 (local amendment to Section 723.1.3)
  • Ice barrier underlayment required on eaves and valleys for asphalt shingles, metal roof shingles, mineral-surfaced roll roofing, slate/slate-type shingles, and wood shingles/shakes — at least two layers of cemented underlayment or a self-adhering polymer-modified bitumen sheet extending at least 24 inches inside the exterior wall line; exception for detached accessory structures with no conditioned floor area
  • Shingle repair or replacement not exceeding one square (100 sq ft) of covering per building is exempt from a permit
  • Commercial and residential re-roof permits are billed based on valuation (not a flat fee) per the Town's fee schedule

Required documents

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Fee schedule

Commercial and Residential Re-Roof PermitTown of Castle Rock Development Services Fee Schedule, effective July 1, 2026 — no flat re-roof fee is published; billed via the same valuation table as new construction
Based on valuation (standard Building Permit Fee tiers)
Plan Review Fee
65% of the Building Permit Fee

Review timeline

Plan review
Not published — contact the department

How long did your Roofing Permit (Re-Roof) permit actually take in Castle Rock?

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

Inspection process

  1. 1

    Final

    Completed roof verified for Class A/B/C covering compliance, ice barrier installation, and flashing

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

Tips

  • Shingle repair/replacement under 100 sq ft (one square) per building does not require a permit at all in Castle Rock — a narrower exemption than many jurisdictions' typical repair thresholds.
  • Unlike many nearby Front Range jurisdictions that only require ice barrier above a certain elevation, Castle Rock's ice-barrier requirement applies town-wide to most standard steep-slope roofing materials.

Frequently asked questions

No — shingle repair or replacement not exceeding 100 sq ft (one square) of covering per building is exempt from a permit, per Ordinance No. 2026-017's amendment adding this exemption to both the IBC and IRC Work Exempt from Permit sections.

In Castle Rock, the published Commercial and Residential Re-Roof Permit is: Based on valuation (standard Building Permit Fee tiers). Additional published fees: Plan Review Fee — 65% of the Building Permit Fee. These are the jurisdiction's own published figures — see the fee schedule table and source citations on this page.

Castle Rock does not publish a plan-review timeline for this permit. Contact Town of Castle Rock Development Services, Building Division at 720-733-3527 for current turnaround.

You'll need: Plan Review and Construction Permit Application (eTRAKiT). See the required-documents checklist on this page for details on each.

Castle Rock requires 1 inspection(s) for a roofing permit (re-roof), in order: Final. Schedule each through Town of Castle Rock Development Services, Building Division (720-733-3527).

Apply through Town of Castle Rock Development Services, Building Division at 100 N. Wilcox St., Castle Rock, CO 80104. Phone: 720-733-3527, email: buildingcounter@crgov.com. Office hours: Development Services Building Counter (Town Hall): Monday-Friday, 8 a.m. to 5 p.m. Inspection scheduling line: 303-660-1341.. Official information: https://www.crgov.com/1887/Building.

Castle Rock, Colorado has adopted: The Town of Castle Rock is a home-rule municipality that runs its OWN Building Division — it is a separate prequalified building department from Douglas County (confirmed via the Colorado Division of Fire Prevention and Control's Prequalified Building Departments list, which shows both 'Douglas County' and 'Town of Castle Rock' as distinct entries; Joseph Montoya is the Town of Castle Rock's listed prequalified contact, jmontoya@crgov.com, 720-733-2225). Source: Colorado DFPC Prequalified Building Departments list, https://dfpc.colorado.gov/sites/dfpc/files/Current%20Prequalified%20Building%20Departments.pdf; 2024 International Building Code (IBC), as amended by Ordinance No. 2026-017, adopted by Town Council June 2, 2026, effective June 30, 2026 (amending Castle Rock Municipal Code Title 15, Chapter 15.04); 2024 International Residential Code (IRC) for One- and Two-Family Dwellings, as amended by Ordinance No. 2026-017 (Castle Rock Municipal Code Chapter 15.06); 2024 International Plumbing Code (IPC); 2024 International Mechanical Code (IMC); 2024 International Fuel Gas Code (IFGC); 2024 International Fire Code (IFC), enforced by Castle Rock Fire and Rescue Department; 2024 International Existing Building Code (IEBC); 2024 International Swimming Pool and Spa Code (ISPSC); 2021 International Energy Conservation Code (IECC) — Castle Rock has adopted the 2024 editions of most I-Codes but retains the 2021 IECC rather than a newer edition; 2023 Colorado Model Electric-Ready and Solar-Ready Code, adopted by reference as new Castle Rock Municipal Code Chapter 15.15 via Ordinance No. 2026-017; applies to all new residential and commercial buildings and to additions/substantial remodels requiring a building permit; 2026 National Electrical Code (NEC); 2017 ICC A117.1 Accessible and Usable Buildings and Facilities (Ordinance No. 2026-017 adds a new Section 1102, Compliance, specifying the 2017 edition); 1997 Uniform Code for the Abatement of Dangerous Buildings; ASME A17.1-2022 (Safety Code for Elevators and Escalators), ASME A18.1-2020 (Platform Lifts and Stairway Chairlifts), ASME A17.3-2023 (Existing Elevators and Escalators); 2021 Automated People Mover Standards (ASCE 21, Parts 1-4); 2025 Colorado Wildfire Resiliency Code, effective July 1, 2026 (Castle Rock Municipal Code Chapter 15.20, per Ordinance No. 2026-017 amendments); Source for the full current adopted-code list and effective dates: Town of Castle Rock Adopted Building Codes page, https://www.crgov.com/2178/Adopted-Building-Codes, and Ordinance No. 2026-017 (full amendment text), https://www.crgov.com/ArchiveCenter/ViewFile/Item/2870. Local amendments apply — see the Castle Rock overview page for the full list.

Sources & verification

Verified against official sources. Last reviewed 2026-07-05.

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

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Roofing Permit (Re-Roof) in other cities

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