Third Edition of ANSI-Approved National Green Building Standard Now Available.
The ICC/ASHRAE 700-2015 National Green Building Standardâ„¢ has been approved by the American National Standards Institute (ANSI) and is available for public use. First published in 2009, the NGBS sets the bar for sustainable and high-performance residential construction and provides a pathway by which builders and developers may seek third-party certification of their new homes, developments and remodeling projects.