The Investigative Services Bureau is organized into two divisions: the Criminal Investigation Division and Vice/Narcotics Division. The Criminal Investigations Division is divided into six specialty units:
Forgery/Fraud Crimes Unit
Property Crimes Unit
School Resource Unit
Violent Crimes Unit
The function of Investigative Services is to actively conduct follow-up investigations on reported criminal activity and to initiate investigations involving those offenses related to organized crime, identify persons suspected of criminal activity, and present criminal cases for prosecution or adjudication.