Do I need a permit for plumbing fixture or repiping in Unincorporated Arapahoe County?
Yes. In Colorado, plumbing fixture or repiping generally requires a permit, and Unincorporated Arapahoe County is no exception.
Repiping water supply or drain lines requires a permit and inspection through Colorado's State Plumbing Board, and the work must be done by a state-registered plumbing contractor or by the homeowner on the home they occupy. Opened walls must be inspected before they are closed up, and approved piping materials and connection methods must meet the adopted plumbing code. In Arapahoe County, permits outside the cities are handled by the Arapahoe County Public Works and Development, Building Division, reachable on 720-874-6600 at https://www.arapahoeco.gov/your_county/county_departments/public_works_and_development/divisions/building/index.php. Its online permit portal is https://aca-prod.accela.com/ARAPAHOE/Default.aspx. This office covers unincorporated Arapahoe County, and in parts of Colorado one regional building department serves a county and several of its cities at once, so confirm which office covers your address. The rough inspection has to happen before walls are closed, so confirm scheduling lead time when you pull the permit.
Documents you may need
- State plumbing permit applicationrequired
- Scope of work (whole-house vs partial repipe, materials)required
- Fixture/riser or isometric detail for larger jobsSometimes required
Possible inspections
- Rough plumbing/pressure test inspection before walls are closed
- Final plumbing inspection
Frequently asked questions
- Do I need a permit for plumbing fixture or repiping in Unincorporated Arapahoe County?
- Yes. In Colorado, plumbing fixture or repiping generally requires a permit, and Unincorporated Arapahoe County is no exception. Repiping water supply or drain lines requires a permit and inspection through Colorado's State Plumbing Board, and the work must be done by a state-registered plumbing contractor or by the homeowner on the home they occupy. Opened walls must be inspected before they are closed up, and approved piping materials and connection methods must meet the adopted plumbing code. In Arapahoe County, permits outside the cities are handled by the Arapahoe County Public Works and Development, Building Division, reachable on 720-874-6600 at https://www.arapahoeco.gov/your_county/county_departments/public_works_and_development/divisions/building/index.php. Its online permit portal is https://aca-prod.accela.com/ARAPAHOE/Default.aspx. This office covers unincorporated Arapahoe County, and in parts of Colorado one regional building department serves a county and several of its cities at once, so confirm which office covers your address. The rough inspection has to happen before walls are closed, so confirm scheduling lead time when you pull the permit.
- Who issues the permit in Unincorporated Arapahoe County?
- The local building department for Unincorporated Arapahoe County handles permitting. This page lists its contact details and online portal. Your mailing city is not always the permitting authority, so confirm the jurisdiction before you apply.
- How do I find out the exact requirements for my project?
- Run the free PermitRoadmap check for your specific project and answers. It returns the likely permits, documents, inspections, and next steps, each linked to its official source.
PermitRoadmap is an independent informational service and is not affiliated with any city, county, state agency, or permitting authority. Results are informational and do not replace confirming requirements with the local permitting authority.