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Principles of Forensic DNA for Officers of the Court

Formal Reports versus Case Folder and Other Supporting Documents

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In addition to the laboratory analytical report, several additional documents may be available from the laboratory related to the case.

The National DNA Standards require that laboratories maintain a case file containing all records generated by examiners related to case analysis. Case files commonly include:

  • A chain of custody for all items received by the laboratory.
  • Any sketches or photographs taken in the laboratory.
  • Examination (bench) notes by the analyst of all steps taken in testing.

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