Note, the 2017 edition of Standard 189.1 incorporated 75 separate addenda to the 2014 edition (so it is also in large part new). The remainder of the code is the substantive content that is the 2017 edition of ANSI/ASHRAE/ICC/USGBC Standard 189.1 for the Design of High Performance Green Buildings Except Low-Rise Residential Buildings. be aware the American Institute of Architects dropped out of the secret society was not a party to the final code release?). Green Building Council, International Code Council, ASHRAE and the Illuminating Engineering Society “to collaborate on the development of future versions of Standard 189.1, the IgCC and the LEED green building program,” the ICC was only responsible for Chapter 1, Scope and Administration of the 2018 IgCC (. But arising from a 2014 confidential agreement signed by the U.S. The previous versions of the IgCC were developed utilizing ICC’s respected Code Development Process as part of the ICC Family of Codes. It has been widely characterized as an unbuildable code. The drafting process was widely criticized resulting in a document that has never been enacted anywhere, and likely should not ever be adopted as code. Many code officials have concluded the 2018 IgCC is not a good building code, green or otherwise. Which is all surprising to many because the prior versions of the IgCC were ideally suited to be edited and revised for use as a voluntary compliance code promoting sustainability and energy efficiency, for specifications in contract documents, for college and professional school textbooks and curricula, and the like but, were admittedly not ideal for use in a regulatory setting for the compulsory certification of green buildings and construction related materials, which is all but beyond dispute given that only 17 places have adopted the prior versions IgCC. Which at first blush might appear to not necessarily a bad thing, given that the IgCC, first published in 2009, has only been adopted, in whole, but mostly in part, in maybe 17 jurisdictions, out of the more than 4,400 code adopting jurisdictions across the U.S., so there was room for wider adoption of a 2018 IgCC.įor purposes of this blog post highlighting the significant changes in the 2018 IgCC, that new code will be contrasted with the 2012 IgCC and not the 2015 version, which last version we are only aware a single jurisdiction has adopted. click here for a free read only copy of the 2018 IgCC, is an entirely new standard and bears little, if any relationship to earlier IgCC versions. The 203 page document available from the ICC for sale to the public. The 2018 International Green Construction Code was released on Novembut more than a year later, it has not been adopted anywhere.
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