1.Promulgated on July 10,1991.
2.Amended Articles 3,4,7,11,16,23,24,29,31,added Articles 5-1,16-1,32-1,39-1 deleted Article 5. promulgated on January 19, 2000.
3.Amended Articles 35, 36, 37, 39-1 promulgated on May 30, 2001.
4.Amended Articles 14, 17 promulgated on June 29, 2011.
5.Amended Article 32, and added Article 40-1 on Nov 29, 2016.
6.Added Article 27-1, and amended Article 32 on Nov 30, 2022.