The investigation is a direction that ensures the investigation, detection and disclosure of crimes in the internal affairs agencies and coordinates the investigation, inquiry and military investigation units.

Functions:

• organizational and methodological management and area control of investigation units, inquiries and military investigation units;
• information and analytical support for the activities of investigation units, inquiries and military investigation units;
• timely exposure and criminal prosecution of perpetrators;
• prevention, detection, suppression and detection of military offences;
• protection of the rights and legitimate interests of citizens, organizations and the state against criminal attacks in criminal investigations;
• international cooperation in criminal matters;
• studying, generalization and introduction in practice of law-enforcement bodies of positive domestic and foreign experience of identification, disclosure and investigation of crimes.