Introduction of T/CECS 1149-2022 International multilateral assessment standard for green building

In order to promote the construction of the green Belt and Road, and promote China’s green buildings “going global”, China Academy of Building Research and relevant units jointly prepare T/CECS 1149-2022Internationalmultilateralassessmentstandardforgreenbuilding. The standard takes the index system of China’s GB/T 50378-2019Assessmentstandardforgreenbuildingas the framework, fully considers the applicability and compatibility of the standard, and establishes an index system suitable for the Belt and Road co-construction country. In this paper, the background, research work, compilation idea, overall framework and characteristic provisions of the standard are presented, in order to provide guidance for the subsequent application.