State Building Code Adoption

Statewide Adoption of the International Building Code (IBC), International Residential Code (IRC), and International Existing Building Code (IEBC)

IBCIRCIEBC
AlaskaX 2009L 2006, L 2009
ArizonaS 2012, LS 2009, LL
CaliforniaX 2015X 2015X 2015
ColoradoS 2015, LS 2015, LS 2015, L
HawaiiX 2006X 2006, L
IdahoX 2012X 2012X 2012
MontanaX 2012X 2012X 2012
NevadaS 2012, LS 2012, LS 2012, L
New MexicoX 2009X 2009X 2009
OregonX 2012X 2009
UtahX 2015X 2015X 2015
WashingtonX 2012, LX 2012X 2012, L
WyomingX 2015, LL 2015X 2015, L
GuamX 2009X 2009X 2009
Northern Mariana IslandsX 2009

X           Effective Statewide
L           Adopted by Local Governments
S           Statewide adoptions with limitations
Year     Indicates International Code Edition

Information from the International Code Council website October 2016