See our Forms and Fees page for up-to-date required forms.
Code assistance and resources
- State codes, regulations and guidelines - Washington State Building Code Council
- Code experts offering support for residential energy code users - Washington State University-Vancouver
- Partner Tools and Resources - NW Energy Star
- Analysis of code changes adopted by the Washington State Code Council
The ventilation code is no longer included in the WA State Energy Code. It is now in the Washington Administrative Code amendments of the 2015 International Residential Code and the 2015 International Mechanical Code.
Blower door and duct blaster test providers
Certified third party testing is not required to comply with Washington State Energy Code, however it is required by Performance Tested Comfort Systems for utility repair incentives.