City to Adopt Building Code Updates

Wednesday, August 12, 2020

Keeping in line with the State of Idaho, the City of Mountain Home will formally adopt the 2018 updates to the following building codes currently in use by both the state and city. The changes will become effective for all permits drawn from the City of Mountain Home Building Department no later than midnight, December 31, 2020.


2015 International Building Code (IBC)

2012 International Residential Code (IRC)

2015 International Energy Conservation Code (IECC)

2015 International Existing Building Code (IEBC)


There will also be some amendments to these codes both on a state and city level. The state amendments and significant changes to the code due to the adoption of the 2018 code year can be found at this web address  Once adopted and implemented, city amendments can be found at