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Plumbing Permit in Littleton, Colorado

Required for installation, alteration, or repair of plumbing systems in Littleton. Governed by the 2024 International Plumbing Code (IPC), not the Uniform Plumbing Code. Plumbing contractors must hold an active Colorado DORA Master's/Journeyman's license AND State Contractor's License, in addition to a City of Littleton Contractor's License.

Verified 2026-07-05 · Source

When you need this permit

  • Permit required for plumbing system installation, alteration, or repair, per the City's Building Permit FAQ
  • Littleton uses the 2024 IPC, not the UPC
  • Contractors must hold proof of active Colorado DORA Master's/Journeyman's License and State Contractor's License matching current DORA record, plus a City of Littleton Contractor's License Contractor
  • Gas piping submittals require isometric drawings showing incoming pressure/pressure drop, BTU demand per appliance, pipe material/diameter/length, shutoff valve locations, and burial depth; pressure test at minimum 10 psig for a minimum 15 minutes

Required documents

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Fee schedule

Permit fee — valuation-based (Permit Fee Schedule, Resolution 2025-105)
$25.85 minimum, scaling per valuation tiers
Plan Review Fee
65% of the permit fee, applicable only when plans are reviewed for code compliance

Review timeline

Plan review
Not published — contact the department

How long did your Plumbing Permit permit actually take in Littleton?

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

Inspection process

  1. 1

    Rough Plumbing

    Waste/vent/water/gas piping installed and tested before concealment; must be approved (with rough electrical and rough heating) before rough framing inspection

  2. 2

    Final Inspection

    Fixtures connected, no leaks, proper venting verified

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

Tips

  • Littleton follows the IPC, not the UPC — verify fixture-unit and pipe-sizing calculations against IPC tables.
  • Gas piping pressure tests must run a minimum of 15 minutes at a minimum of 10 psig — schedule the rough inspection window accordingly.

Frequently asked questions

Littleton requires a plumbing permit for: Permit required for plumbing system installation, alteration, or repair, per the City's Building Permit FAQ; Littleton uses the 2024 IPC, not the UPC; Contractors must hold proof of active Colorado DORA Master's/Journeyman's License and State Contractor's License matching current DORA record, plus a City of Littleton Contractor's License; Gas piping submittals require isometric drawings showing incoming pressure/pressure drop, BTU demand per appliance, pipe material/diameter/length, shutoff valve locations, and burial depth; pressure test at minimum 10 psig for a minimum 15 minutes. If your project isn't listed, confirm with City of Littleton Building and Code Compliance Division (Community Development Department, Permit Center) at 303-795-3751 before starting work.

In Littleton, the published Permit fee — valuation-based (Permit Fee Schedule, Resolution 2025-105) is: $25.85 minimum, scaling per valuation tiers. Additional published fees: Plan Review Fee — 65% of the permit fee, applicable only when plans are reviewed for code compliance. These are the jurisdiction's own published figures — see the fee schedule table and source citations on this page.

Littleton does not publish a plan-review timeline for this permit. Contact City of Littleton Building and Code Compliance Division (Community Development Department, Permit Center) at 303-795-3751 for current turnaround.

You'll need: Plumbing Permit Application (eTRAKiT Online System). Depending on your project, Littleton may also ask for: Gas Pipe Isometric Drawing (if gas piping involved). See the required-documents checklist on this page for details on each.

Littleton requires 2 inspection(s) for a plumbing permit, in order: Rough Plumbing, Final Inspection. Schedule each through City of Littleton Building and Code Compliance Division (Community Development Department, Permit Center) (303-795-3751).

Apply through City of Littleton Building and Code Compliance Division (Community Development Department, Permit Center) at Littleton Center, 2255 W. Berry Avenue, Littleton, CO 80120. Phone: 303-795-3751, email: permits@littletonco.gov. Office hours: Permit Center: Monday-Thursday 8:00 a.m.-4:30 p.m., Fridays closed; in-person walk-in hours limited to Monday 1:00-4:30 p.m. (no walk-ins after 4:15 p.m.) and Thursday 8:00-11:30 a.m.; Building Inspections staff hours 7:30 a.m.-4:30 p.m. Monday-Friday. FAX 720-741-0210, eFax 720-384-0601.. Official information: https://www.littletonco.gov/Building-Development.

Littleton, Colorado has adopted: 2024 International Building Code (IBC) — City of Littleton Building Codes and Amendments page; 2024 International Residential Code (IRC); 2024 International Energy Conservation Code (IECC); 2024 International Existing Building Code (IEBC); 2024 International Fuel Gas Code (IFGC); 2024 International Mechanical Code (IMC); 2024 International Plumbing Code (IPC) — Littleton uses the International Plumbing Code, not the Uniform Plumbing Code; 2024 International Property Maintenance Code (IPMC); 2024 International Swimming Pool and Spa Code (ISPSC); 2024 International Wildland-Urban Interface Code (IWUIC); 2024 International Fire Code (IFC); ICC A117.1-2017 Standard with Supplement 1 — Accessible and Usable Buildings and Facilities; NFPA 70 National Electrical Code, 2026 Edition ("2026 NEC"); 1997 Uniform Code for the Abatement of Dangerous Buildings (International Conference of Building Officials); Colorado Model Electric Ready and Solar Ready Code, adopted by the Colorado Department of Local Affairs and Colorado Energy Office effective June 1, 2023; Littleton City Code Title 4, Chapter 1 — local IRC amendments including adopted Climatic and Geographic Design Criteria (Table R301.2): Ground Snow Load 40 psf (non-reducible), Ultimate Design Wind Speed 136 mph; Littleton City Code Title 3, Chapter 16 — Contractor Licensing (license/registration required to obtain permits within city limits, effective July 1, 1985). Local amendments apply — see the Littleton overview page for the full list.

Littleton has adopted the 2024 International Plumbing Code (IPC), not the Uniform Plumbing Code.

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

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