1.May 31, 1995: Complete text, comprising six articles, promulgated by the President (promulgation decree number: Huazong (1) Yizi No.3499).
2.November 11, 1998: Amended text of entire law, comprising seven articles, promulgated by the President (promulgation decree number: Huazong (1) Yizi 8700231350).
3.June 14, 2000: Amended version of Article 2 promulgated by the President (promulgation decree number: Huazong (1) Yizi 8900147010).
4.June 12, 2002: Amended version of Article 4 promulgated by the President (promulgation decree number: Huazong 1 Yizi 0900120590).
5.December 17, 2003: Amended versions of Article 4 and Article 7, plus addition of new Article 4-1, promulgated by the President (promulgation decree number: Huazong 1 Yizi 09200235591). Amended version of Article 4 to take effect as of January 1, 2004.
6.December 28, 2005: Amended versions of Article 4, Article 6, and Article 7 promulgated by the President (promulgation decree number: Huazong 1 Yizi 09400212611). Amended versions of Article 6 and Article 7 to take effect immediately, amended version of Article 4 to take effect as of January 1, 2006.
7.August 8, 2007: Amended version of Article 4 promulgated by the President (promulgation decree number: Huazong 1 Yizi 09600103211).
8.December 21, 2011: Amended versions of Article 4 and Article 6 promulgated by the President (promulgation decree number: Huazong 1 Yizi 10000283801).
9.January 29, 2014: Amended version of Article 4-1 promulgated by the President (promulgation decree number: Huazong 1 Yizi 10300013761).
10.July 16, 2014: Amended version of Article 3 promulgated by the President (promulgation decree number: Huazong 1 Yizi 10300105341).
11.June 13, 2018: Amended version of Article 4 promulgated by the President (promulgation decree number: Huazong 1 Yizi 10700062431).