1.Enacted and promulgated a total fifty-eight articles of the Act by the Presidential Order No. 09300121821 on June 30, 2004, enforced on July 1, 2005
2.Amended and promulgated Article 53 of the Act by the Presidential Order No. 09600083771 on July 4, 2007; Paragraphs 1 and 2 of Article 53 enforced on July 1, 2005
3.Amended on January 15,2014
4.Articles 2 and 29 of the Labor Pension Act amended and promulgated by the Presidential Decree No. 10400077121 on July 1, 2015
5.Articles 5, 24, 46 and 48 of the Labor Pension Act amended and promulgated by the Presidential Decree No. 10500140121 on November 16 th, 2016
6.Amended and promulgated Articles 4, 7, 8-1, 14, 23, 26-29, 33, 34, 41-44, 50, 53 and 54, added Articles 45-1, 53-1, 54-1 and 56-1 to 56-3 and deleted Articles 47 of the Labor Pension Act by the Presidential Decree No. 10800049101 on May 15th, 2019.