Legislative History
1.Original 11 articles promulgated by Environmental Protection Administration order on August 6, 1997;
2.Articles 1, 5 and 10 revised and promulgated by Environmental Protection Administration order on April 14, 1999 ;
3.Articles 5 and 10 revised and promulgated by Environmental Protection Administration order on October 6, 1999;
4.Article 1 revised and promulgated by Environmental Protection Administration order on October 16, 2002;
5.Article 8 revised and promulgated by Environmental Protection Administration order on August 20, 2003.