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Principles of Forensic DNA for Officers of the Court

Contents of a Discovery Request

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Zoomed in photo of an evidence bag where the words "Chain of Custody" can be read
National Institute of Justice (NIJ) (see reuse policy).

Items subject to discovery can include:

  • Chain of custody information, including all items recovered.
  • Identification of the laboratory utilized.
  • Qualifications of examiner and expert who will testify.
  • All tests conducted and the item(s) tested.
  • Test results on all items tested.
  • Laboratory testing data and bench notes.
  • Laboratory reports.
  • Laboratory unexpected results and/or corrective action reports.

For more information refer to Module 6, Topic 3, The Significance of DNA Results as Evidence.

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