1.Promulgated on January 01, 1997
2.Revised on October 6, 1999
3.Revised on March 3, 2004; entered into force on July 1,2004
4.Revised on December 28, 2012; entered into force on January 1, 2013
5.Revised on April 11, 2018; entered into force on April 1, 2018.
6.Revised on June 28, 2023; entered into force on July 1, 2023.