1.Promulgated by the Ministry of Interior March 1, 1960
2.Amended by the Ministry of Interior July 11, 1969
3.Amended by the Ministry of Interior November 20, 1973
4.Amended by the Ministry of Interior September 11, 1979
5.Amended by the Council of Labor Affairs September 15, 1989
6.Amended by the Council of Labor Affairs September 13, 1996
7.Amended by the Council of Labor Affairs September 12, 2001
8.Amended by the Council of Labor Affairs February 26, 2003
9.Amended by the Council of Labor Affairs May 14, 2003
10.Amended by the Council of Labor Affairs December 25, 2008
11.Amended by the Council of Labor Affairs February 26, 2009
12.Amended by the Council of Labor Affairs November 19, 2010
13.Amended by the Council of Labor Affairs January 30, 2012
14.Amended by the Council of Labor Affairs May 18, 2012
15.Amended by the Council of Labor Affairs July 26, 2013
16.Amended by the Ministry of Labor April 10, 2014
17.Amended by the Ministry of Labor February, 2, 2015
18.Amended by the Ministry of Labor November, 9, 2015
19.Amended by the Ministry of Labor October, 5, 2016
20.Amended by the Ministry of Labor May 2, 2017
21.Amended by the Ministry of Labor March 28, 2018
22.Amended by the Ministry of Labor June 8, 2021