The Investigation Support Branch consists of a number of sections which support the investigation process. Each section provides a specialist investigation support to Local Service Areas and Crime Services.

These Sections include:

Surveillance Section

Provides an aid to the investigation by gathering intelligence and evidence, often in a covert manner.

Covert Investigation Section

The Covert Investigation Section (CIS) is responsible for the operation of all covert investigations (including undercover operations) in South Australia. It abides by the requirements of the Criminal Law (Undercover Operations) Act, 1995, therefore providing a professional and safe working environment for covert policing.

Telecommunications Interception Section (TIS)

The main services provided by the TIS in respect to the investigation of crime is the interception of telecommunications, the use of listening devices and surveillance devices and providing information from telecommunication carriers

Witness Protection Section

The objective of the Witness Protection Section is to ensure the safety and well being of persons accepted onto the Witness Protection Program. The Section provides a flexible support function to Local Service Areas and Crime Services.

Police Corrections

The section is responsible for deaths occurring in declared prisons and for managing the investigation of escapees, complex and protracted criminal investigations as well as allegations of criminal misconduct by Prison Officers.

Technical Support Branch

The Branch provides technical assistance to investigations.