The Indonesian National Police is a law enforcement agency that serves to maintain order and
uphold the law and build a public tranquility, and the service and protection for the
community. Police in their duty to form a team called the investigating officers in which there
are options that meet certain requirements. Narcotics investigator in the crime have an
important role, because the investigator in carrying out its functions relate directly to the
public, therefore it may be easier for investigators to control drug crime is a close relationship
with the community. That caused a convenience for the investigators in obtaining information
and evidence that needed in a narcotics case. Besides that, the investigator in carrying out its
role as well make another attempt to use a preventive way against the public about drug
crime, and cooperate with related government agencies to control narcotics.