Building Permit (New Construction / Foundation, Framing, Finish) in Dillon, Colorado

Dillon requires a building permit (new construction / foundation, framing, finish) for: STEP 1 (prerequisite): Obtain a Town of Dillon Development Permit from the Planning & Zoning Department (Ned West, Sr. Town Planner, (970) 262-3421, nwest@townofdillon.com) before applying for the building permit; STEP 2: Submit the building permit application, plans, and all hard-copy materials IN PERSON to Summit County Building Inspection Department, County Commons, 0037 Peak One Drive, Frisco, CO 80443 — electronic, mailed, or couriered submittals are not accepted; cutoff 4:30 p.m. daily; Plans submitted on or after July 1, 2026 must comply with the 2024 I-Code series with Summit County amendments (2024 IBC/IRC/IECC, Appendix REMP, Appendix BC); Any permit applied for on or after May 4, 2026 must comply with the Colorado Wildfire Resiliency Code, including the updated sprinkler square-footage threshold; new residential structures of 4,500 sq ft or greater require fire sprinkler systems; Plan review fee (65% of the building permit fee) is due at time of submittal; Affordable Housing Development Impact Fee applies based on square footage (see localAmendments). If your project isn't listed, confirm with Summit County Building Inspection Department (performing building-code review/inspection for the Town of Dillon under an intergovernmental services arrangement — not the Town's own department, and not the County's primary unincorporated-area jurisdiction) at (970) 668-3170 before starting work.

In Dillon, the published Building Permit Fee — valuation $1.00 to $500.00 is: $50.00. Additional published fees: Building Permit Fee — valuation $501.00 to $2,000.00 — $50.00 for the first $500.00 plus $1.25 for each additional $100.00 or fraction thereof, to and including $2,000.00; Building Permit Fee — valuation $2,001.00 to $25,000.00 — $69.25 for the first $2,000.00 plus $14.00 for each additional $1,000.00 or fraction thereof, to and including $25,000.00; Building Permit Fee — valuation $25,001.00 to $50,000.00 — $391.25 for the first $25,000.00 plus $10.10 for each additional $1,000.00 or fraction thereof, to and including $50,000.00; Building Permit Fee — valuation $50,001.00 to $100,000.00 — $643.75 for the first $50,000.00 plus $7.00 for each additional $1,000.00 or fraction thereof, to and including $100,000.00; Building Permit Fee — valuation $100,001.00 to $500,000.00 — $1,169.55 for the first $100,000.00 plus $6.73 for each additional $1,000.00 or fraction thereof, to and including $500,000.00; Building Permit Fee — valuation $500,001.00 to $1,000,000.00 — $3,663.00 for the first $500,000.00 plus $5.34 for each additional $1,000.00 or fraction thereof, to and including $1,000,000.00; Building Permit Fee — valuation $1,000,001.00 and up — $6,332.22 for the first $1,000,000.00 plus $3.90 for each additional $1,000.00 or fraction thereof; Plan Review Fee — 65% of the Building Permit Fee; Affordable Housing Development Impact Fee (single-family) — $0/sq ft up to 1,499 sq ft; $0.50/sq ft (1,500-2,499); $1.00/sq ft (2,500-3,499); $1.50/sq ft (3,500-4,999); $2.00/sq ft at 5,000+ sq ft. These are the jurisdiction's own published figures — see the fee schedule table and source citations on this page.

Dillon does not publish a plan-review timeline for this permit. Contact Summit County Building Inspection Department (performing building-code review/inspection for the Town of Dillon under an intergovernmental services arrangement — not the Town's own department, and not the County's primary unincorporated-area jurisdiction) at (970) 668-3170 for current turnaround.

You'll need: Town of Dillon Development Permit Application; Building Permit Application (Summit County); Construction Drawings. See the required-documents checklist on this page for details on each.

Dillon requires 4 inspection(s) for a building permit (new construction / foundation, framing, finish), in order: Foundation / Footings, Framing, MEP Rough-In, Final. Schedule each through Summit County Building Inspection Department (performing building-code review/inspection for the Town of Dillon under an intergovernmental services arrangement — not the Town's own department, and not the County's primary unincorporated-area jurisdiction) ((970) 668-3170).

Apply through Summit County Building Inspection Department (performing building-code review/inspection for the Town of Dillon under an intergovernmental services arrangement — not the Town's own department, and not the County's primary unincorporated-area jurisdiction) at County Commons, 0037 Peak One Drive, Frisco, CO 80443. Phone: (970) 668-3170, email: Contact via Email link at summitcountyco.gov/services/community_development/building_inspection/index.php. Office hours: Generally Monday-Friday 8:00 a.m.-5:00 p.m. (Wednesdays 10:00 a.m.-5:00 p.m. — the department is typically unavailable Wednesday mornings until 10:30 a.m. for a weekly staff meeting); Chief Building Official: Glen Morgan. Official information: https://www.summitcountyco.gov/services/community_development/building_inspection/index.php.

Summit County Building Inspection Department (which handles all building permitting for Dillon) completed adoption of the 2024 International Code series; plans submitted on or after July 1, 2026 must comply with the 2024 I-Codes. Note that the Dillon Municipal Code's own Chapter 18 text still references the 2018 code series — confirm the currently enforced edition directly with Summit County at time of submittal.

The Town of Dillon has no building department of its own. You must first obtain a Town of Dillon Development Permit (zoning/land-use review) from the Dillon Planning & Zoning Department, then apply for the actual building, electrical, plumbing, or mechanical permit through the Summit County Building Inspection Department in Frisco, which performs all plan review and inspections for Dillon.