Currently the crime of narcotic and forbidden drug has been transnational
trait, thus the apparatus of legal enforcer hopefully could be able to prevent and
reveal the crime of criminal action of narcotic and drug. The purpose of this legal
research/minithesis was to study and analyze how is the role of Police of Republic of
Indonesia in revealing the criminal action of narcotic and drugs. The type of this
research was normative legal research, i.e. a research focused on the norms (law in
the book). This research needs secondary data (legal source) as primary data. Based
on the result of this research, it can be concluded that the efforts of police in revealing
the perpetrator who conduct criminal action of narcotic and drug has had information
and accurate data on the action of narcotic and drugs misuse. It is proven by the
existence of coordination between the institutions in order to eliminate the illegal
circulation of narcotic and drug that consider on entire case of narcotic and drug
misuse submitted to the court that has been processed, and mostly is decided
appropriately to the General Prosecutor. However, the Police of Republic of
Indonesia State in revealing the perpetrator of criminal action of narcotic and drug to
cope in the elimination of narcotic action of narcotic by reason of modus operandi of
the net of illegal circulation overtime becomes more advance and difficult to
eliminate.