Thanks to a partnership among ASHRAE, the International Code Council, the American Institute of Architects, the Illuminating Engineering Society, and the U.S. Green Building Council to create a unified green building code that could become the foundation for LEED certification, the resulting “IgCC powered by 189.1” integrated document will become the 2018 version of the International Green Construction Code, due to be published in summer 2018. It will provide the design and construction industry with the single, most effective way to deliver sustainable, resilient, high-performance buildings. Read more.