Build with Hemp


The US Hemp Building Association is working hard to take part in regional and national conversations about the developing hemp construction industry.

IRC Appendix AY Hemp-Lime (Hempcrete) Construction Proposal

RB316-22 proposes to add Appendix AY to the 2024 IRC. It was submitted to the International Code Council (ICC) in January 2022, and will be heard at the ICC Committee Action Hearings (CAH) by the IRC Building Committee between March 27th and April 6th in Rochester, NY.

Please direct inquiries to the US Hemp Building Association, Jacob Waddell: Jacob@USHBA.ORG or at 720-263-0667.

The Appendix to the IRC (International Residential Code) and PDF of the submitted Proposal:

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