Building Codes
On January 10, 2022, the Board of Larimer County Commissioners adopted the 2021 International Codes (I-codes) with local amendments, effective March 1, 2022, as well as administrative amendments for the 2020 National Electrical Code. On that date, the earlier 2018 I-codes will be repealed.
For all permits initiated on or after March 1, the following codes will apply:
- 2021 International Residential Code (IRC)
- 2021 International Building Code (IBC)
- 2021 International Energy Conservation Code (IECC)
- 2021 International Existing Building Code (IEBC)
- 2021 International Fuel Gas Code (IFGC)
- 2021 International Mechanical Code (IMC)
- 2021 International Plumbing Code (IPC)
- 2021 International Property Maintenance Code (IPMC)
- 2021 International Swimming Pool and Spa Code (ISPSC)
- 2020 National Electrical Code (NEC)
Where can I find more information?
-
Recorded 2021 Significant Code Changes Webinar
- 2021 Building Code Significant Changes
- International Codes and “Significant Changes” books may be purchased here
- Read Only Version of each International Code
- Read Only Version of the National Electrical Code (NEC)
- Building Codes Adopted in Larimer County
