Arapahoe County Building division protects the safety of citizens in the built environment by providing quality enforcement of adopted codes. Building issues permits, inspects work and reviews construction plans to ensure that all building projects for new or existing structures are safe and conform to code.
Attention: Due to changes to Code and Design Criteria based on 2021 International Building and International Residential codes, our website is currently being updated. The commercial and residential permit instructions and guidelines are being changed to address updates and requirements of current best practices for building regulations. The new Code and Design Criteria went into effect on April 1, 2022.
Note that our services are for unincorporated parts of the County. Before proceeding: Check Your Jurisdiction
Our Lima Plaza Office is open to the public during normal business hours of 8 a.m. to 4:30 p.m. Monday – Friday.
Please call 720-874-6600 to make an appointment before visiting our office at 6924 S. Lima St. When a visit to our office is required, scheduling an appointment ensures the correct staff person will be in the office and available to serve you on the day of your visit.
Please note that initial review of building permits takes eight to 12 weeks.
Required Permit Projects
News & Operational Updates
The Board of County Commissioners approved an increase in fees, effective January 1, 2021. All fees are non-refundable.
Customer Access is the online full-service tool that allows you to submit applications, upload documents, communicate with case reviewers, schedule inspections and make payments.
For your convenience, we offer two forms of online transactions:
Electronic Check (ACH) with a transaction fee of $1.50 or Credit Card (Visa, Mastercard, Discover or American Express) with a transaction fee of 3%
Contemporaneous Reviews of Electrical and Plumbing License and Apprenticeship Requirements
Per HB19-1086 (Plumbing) effective 1-1-20 and SB19-156 (Electrical) effective 7-1-19, Arapahoe County Building Division will be performing license reviews during the course of normal inspections. This new procedure is designed to ensure consistent enforcement of licensure requirements at the request of the Colorado Department of Regulatory Agencies.