美国建筑行业联盟启动了2012年版《国际绿色建筑规范》(International Green Construction Code,简称:IGCC)的修订工作,2014年4月27日~5月4日在田纳西州孟菲斯市举行了修订听证会(相当于中国的编制工作会议,但美国是公开、开放式)。几项重大、关键性的修改内容,基本已获确认:——承诺采用环保类产品;——提高隔声性能要求; The US Construction Industry Coalition initiated the revision of the 2012 edition of the International Green Construction Code (IGCC), a revised hearing was held in Memphis, Tennessee from April 27 to May 4, 2014 Equivalent to China’s preparation work conference, but the United States is open and open). Several major and key changes have been basically confirmed: - Promise to adopt environmentally friendly products; - Improve sound insulation performance requirements;