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Electrical Permit in Castle Rock, Colorado

Required for electrical installation, alteration, or repair work in Castle Rock, governed by the 2026 National Electrical Code (NEC) as locally administered by the Town's Development Services Building Division.

Verified 2026-07-05 · Source

When you need this permit

  • Electrical permit required for new construction wiring, service upgrades, added circuits, and installations tied to solar-ready zones
  • Where a solar-ready zone is installed for future electricity generation, electrical rough-in inspection must verify conduit/prewiring from the solar-ready zone to the electrical panel per local amendment R105.2.4.1
  • Contractor registration with the Town required; homeowners may self-permit electrical work only on their own owner-occupied primary residence Owner-builderContractor

Required documents

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Fee schedule

Standalone trade permit (valuation-based, same Building Permit Fee tiers)No separate flat electrical-only fee table was found published; the Town's Fee Schedule applies the general Building Permit Fee valuation tiers to trade work not otherwise flat-fee scheduled. Town of Castle Rock Development Services Fee Schedule, effective July 1, 2026
$23.50 minimum, scaling per the standard valuation table
Plan Review Fee
65% of the Building Permit Fee

Review timeline

Plan review
Not published — contact the department

How long did your Electrical Permit 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

    Rough-In

    Wiring and conduit installed before walls closed; verify solar-ready conduit routing if applicable

  2. 2

    Final

    Devices installed, panel labeled, system energized

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

Tips

  • If your project includes a solar-ready zone under the 2023 Colorado Model Electric-Ready and Solar-Ready Code, the electrical rough-in inspection specifically checks for conduit/prewiring from that zone to the panel — plan the rough-in accordingly.

Frequently asked questions

Castle Rock requires an electrical permit for: Electrical permit required for new construction wiring, service upgrades, added circuits, and installations tied to solar-ready zones; Where a solar-ready zone is installed for future electricity generation, electrical rough-in inspection must verify conduit/prewiring from the solar-ready zone to the electrical panel per local amendment R105.2.4.1; Contractor registration with the Town required; homeowners may self-permit electrical work only on their own owner-occupied primary residence. If your project isn't listed, confirm with Town of Castle Rock Development Services, Building Division at 720-733-3527 before starting work.

In Castle Rock, the published Standalone trade permit (valuation-based, same Building Permit Fee tiers) is: $23.50 minimum, scaling per the standard valuation table. 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 2 inspection(s) for an electrical permit, in order: Rough-In, 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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