Building Code Amendments

2021 Washington State Building Code

2021 IBC Insert Pages (2nd Printing, Posted 2/26/2024)

2021 IBC Insert Pages (1st Printing, Posted 4/24/2023)

2021 IEBC Insert Pages (1st Printing, Posted 4/24/2023)

2021 IEBC Insert Pages (2nd Printing, Posted 2/28/2024)

  • Includes adoption of Appendix E and ICC/ANSI A117.1-2017
  • Includes  the 2021 International Existing Building Code
  • Includes the International Swimming Pool and Spa Code
  • Effective March 15, 2024

2018 Washington State Building Code

2018 Insert Pages, (4th printing, posted 12/18/2020)

  • Includes adoption of Appendix E and ICC/ANSI A117.1-2009
  • Includes  the 2018 International Existing Building Code
  • Includes the International Swimming Pool and Spa Code
  • Effective February 1, 2021

2015 Washington State Building Code

 2015 Insert Pages

  • Includes adoption of Appendix E and ICC/ANSI A117.1-2009
  • Includes  the 2015 International Existing Building Code
  • Includes the International Swimming Pool and Spa Code)

2015 IBC Insert Pages 2nd Edition with changes effective July 1, 2019

Emergency rule insert/replacement pages:

2012 Washington State Building Code

2012 International Building Code Insert Pages (Includes adoption of Appendix E and ICC/ANSI A117.1-2009, and  the 2012 International Existing Building Code)

Emergency rule insert/replacement pages:

2009 and Older Washington State Building Code 

2009 International Building Code Insert Pages 

  • (Includes amendments effective July 1, 2011)
  • (Includes adoption of Appendix E and ICC/ANSI A117.1-2003 and the 2009 International Existing Building Code) 
  •  Effective July 1, 2010

CO Alarm Rules (IBC) effective April 1, 2012

2006 International Building Code Insert Pages 

  • Includes adoption of Appendix E and ICC/ANSI A117.1-2003
  • Effective July 1, 2007  

2003 International Building Code Insert Pages 

  • Includes adoption of Appendix E and ICC/ANSI A117.1-1998 effective through 6/05 and ICC ANSI A117.1-2005 effective 7/1/05
  • Effective July 1, 2004