1. Full text (24 articles) promulgated on May 17, 1999.
2. Amendment to Articles 4,5,6,7,11,12,14,15,16,17,18 20,21,24, and addition of Articles 8,9,10,19, and cancel Article 8 on May 7, 2003.
3. Amendment to Article 20 on September 8, 2004.
4. Amendment to Article 20 on January 3, 2005.
5. Amendment to Articles 15, 21, and addition of 15-1, and cancel Article 2 on April 25, 2007.
6. Amendment to Article 15 on February 15, 2008.