Collecting DNA Evidence at Property Crimes
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4. Combined DNA Index System (CODIS)

Home > 4. Combined DNA Index System (CODIS) > Module Overview
Module Overview

This training module introduces and describes the following key concepts:

  • How CODIS helps solve crimes.
  • DNA Database hits.
  • Description of CODIS.
  • Database level.  
  • Profile types.
  • John Doe warrant.

CODIS software generates investigative leads in cases where biological evidence is recovered from a crime scene. Law enforcement officers have the ability to identify possible suspects when no prior suspect existed.

According to a state of Florida study, 52 percent of database hits against murder and sexual assault cases matched individuals who had prior convictions for burglary.

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