Ministry of the
Solicitor General

CFS - Evidence Collection and Case Acceptance

Centre of Forensic Sciences

Evidence collection and case acceptance

Investigators Handbook

The primary resource for information regarding collection and preservation of exhibits is the Handbook for the Investigator. This handbook also provides guidance with respect to routinely accepted case and item types. Please refer to this document for general information and direction when collecting items for submission to the Centre of Forensic Sciences (CFS). See section-specific information below for further detail not captured in this document. Last updated June 26, 2018.

Urgent cases

A section manager can authorize an urgent examination based on the specific needs of the investigation. Contact the laboratory prior to submission or as soon as possible thereafter to provide your specific set of circumstances. The manager will then evaluate if there is a need for the laboratory to provide rapid response.

Biology specific information

Biological testing/analyses will fall under one of two service lines, High Volume or Violent Crime. Details regarding sample collection and case acceptance can be found in the following guides. Contact the Biology Section scientific advisors for more information

High Volume Service Guide

For biological testing in offences such as break and enter, theft, drug, and weapon offences.

Violent Crime Service Guide

For biological testing in offences such as homicide, attempt homicide, sexual assault, and robbery.

General Case Submission Guidelines of the Firearms and Toolmarks Unit

For testing of firearms, ammunition and other devices.

Evidence collection supplies – order form

Investigative agencies can order the following collection supplies from the CFS using the online form.

  • Sexual Assault Evidence Kit (core and auxillary)
  • DNA Warrant Kit
  • gun shot residue
  • approved container kits for alcohol and drug impaired driving investigations
  • post-mortem kits
  • post-mortem specimen tubes
  • CFS tamper evident seals.

Details of the contents of each of the kits can be found on the order form.