Jefferson County, Colorado Building Codes
Additional Resources
Below you can find links to Building Codes and Authorities Having Jurisdiction for Jefferson County, Colorado.
This information is obtained directly to the source -- the city, county and state building departments that issue these codes. If you find an error, please send an e-mail with the updated information to RCDWebmaster@ReedBusiness.com.
• The local fire district has individual authority to enforce fire code standards beyond the county’s requirements & should be consulted before starting projects.
• Amendments for commercial projects are found at the links below; residential building code amendments can be found at here.
Code Alert: The 2006 International Building Codes are effective July 1, 2007.
Jefferson County Colorado Building Codes
| Code Type | Code Model | Amendment Contact |
| Building/Dwelling Code | IBC 2006 | (303) 271-8260 and Online |
| Structural Code | IBC 2006 | (303) 271-8260 and Online |
| Plumbing Code | IPC 2006 | (303) 271-8260 and Online |
| Mechanical Code | IMC 2006 | (303) 271-8260 and Online |
| Electrical Code | NEC 2005 | (303) 271-8260 and Online |
| Fire/Life Safety Code | IFC 2006 | (303) 271-8260 and Online |
| Energy Code | IECC 2006 | (303) 271-8260 and Online |
| Other Codes | 2006 International Fuel Gas Code | |
Colorado Authorities Having Jurisdiction (AHJ)
Authorities Having Jurisdiction are those government officials who are the final authority on questions in a particular area (or jurisdiction).
| Jurisdictional Area | Contact |
| Structural | Building Division Phone: (303) 271-8260 |
| Plumbing | Building Division Phone: (303) 271-8260 |
| Mechanical | Building Division Phone: (303) 271-8260 |
| Electrical | Building Division Phone: (303) 271-8260 |
| Accessibility | Building Division Phone: (303) 271-8260 |
| Zoning | Planning & Zoning Department Phone: (303) 271-8700 Fax: (303) 271-8744 |
| Planning | John Wolforth Director, Planning & Zoning Department Phone: (303) 271-8700 Fax: (303) 271-8744 |
| Environmental | Environmental Health Services Phone: (303) 271-5755 Fax: (303) 271-5760 |
| City Attorney | County Attorney Phone: (303) 271-8900 |
Other Colorado Municipalities
Building codes are also available for the following municipalities within Colorado:
