The implementation of post-mining obligations that is carried out in the long term
after the mine closure process is very important in terms of environmental
prevention, aimed at restoring environmental damage. The role of the company is
very important in conducting post mining, especially in terms of accountability for
environmental restoration. There are two legal problems in this research, namely
how is the implementation of post-mining obligations as an effort to restore
environmental damage in West Kutai Regency? Second, what are the obstacles in
the implementation of post-mining obligations as an effort to restore environmental
damage in West Kutai Regency? This legal research is an empirical legal research
that focuses on social facts, and data collection through interviews and literature
studies. The conclusion of this research is the company PT. KEM has carried out
post-mining activities in restoring environmental damage properly. In addition, the
mining areas that have been converted into protected forest under the supervision of
PT. HLKL are also monitoring the two abandoned mining dams. Therefore it is
suggested that companies, government and society can cooperate in restoring
environmental damage.