Building Safety

Reopening and Appointment Information

Jefferson County Building Safety Office has transitioned to a four-day business week. The office provides service Monday through Thursday, 8 a.m. to 5 p.m., and is closed on Friday. Phones open at 7:30 a.m. Monday-Thursday.

Field Inspections

Field inspections are Mondays through Fridays. Starting at 8 a.m., the day of your inspection please go to today’s inspection times to see an am or pm time frame.

Inspection requests for building, electrical, mechanical, plumbing and
re-roofing may be done online anytime. Telephone inspection requests are available Monday through Thursday between 7:30 a.m. and 5 p.m. by calling 303-271-8260. Requests must be received by 5 p.m. the day before your inspection. Phone calls and emails will not be answered on Fridays. Scheduling an inspection on Friday for Monday must be done online.

Inspections in occupied structures may need to be completed using a remote video platform. Safety will be at the discretion of the inspector.

Appointments and Online Services

For in-person service, please make an appointment by calling 303-271-8260.
The use of the Online Permitting Portal is highly advised.

Submitting electronic documents for plan review and permit are requested.

Other Information

Appendix Z

The county has adopted an addendum to the 2018 Jefferson County Code Supplement. Appendix Z - Special Building Construction Regulations in Wildfire Zone 1. Effective Date January 1, 2020.  


Passive Radon Mitigation System Inspection is now required for new residential construction per R109.3.5 of the 2018 Jefferson County Residential Code Supplement.