Notice of Promulgation for the National Standard “Code for Seismic Design of Buildings'” Document JB[2001]No.156 According to the requirements of "Notice of Printing and Distributing for the1997 Preparation and Revision Plan of Engineering Construction Standards'(Document JB[1997] No.108)-Ministry of Construction",that the"Code for Seismic Design of Buildings"has been revised by Ministry of Construction together with the relevant departments,after a joint examination of relevant departments,hence the new code has been approved as a na- tional standard with a serial number of GB50011-2001,and it shall come into force upon January1,2002.Herein,clauses1.0.2,1.0.4,3.1.1,3.1.3,3.3.1,3.3.2,3.4.1, 3.5.2,3.7.1,3.8.1,3.9.1,3.9.2,4.1.6,4.1.9,4.2.2,4.3.2,4.4.5,5.1.1, 5.1.3,5.1.4,5.1.6,5.2.5,5.4.1,5.4.2,6.1.2,6.3.3,6.3.8,6.4.3,7.1.2, 7.1.5,7.1.8,7.2.4,7.2.7,7.3.1,7.3.3,7.3.5,7.4.1,7.4.4,7.5.3,7.5.4 8.1.3,8.3.1,8.3.6,8.4.2,8.5.1,10.1.3,10.2.5,10.3.3,12.1.2,12.1.5 12.2.1 and 12.2.9 are compulsory provisions,which must be enforced strictly.The former "Code for Seismic Design of Buildings"GBJ 11-89 and the"Proclamation on Partial Revi- sion for National Standards of Engineering Construction"(No.1)shall be abolished after De- cember 31,2002 The Ministry of Construction is in charge of management and explanation of the mandatory clauses in the code,the China Academy of Building Research will be responsible for the explanation of specific technical contents and the Research Institute of Standards and Norms-Ministry of Construction will organize the China Architecture Building Press to take on publishing and distributing works of this code. Ministry of Construction of the People's Republic of China July20,2001