N-DEx System Helps Law Enforcement Share Information

The N-DEx System allows criminal justice agencies to search, link, analyze, and share records in a way not previously possible.

Launched in 2008, the N-DEx System is an unclassified information sharing system, providing investigative data, analytical tools, and resources to the criminal justice community.

What N-DEx Can Do

The N-DEx System, which contains federal, state, local, and tribal records, enables criminal justice agencies to search, link, analyze, and share records in a way not previously possible.

Some advantages of N-DEx System participation are:

  • Free access
  • Availability at any time
  • Easy user access on the web
  • Nearly one billion searchable records
  • New information added daily
  • More than 8,100 participating agencies
  • Free technical support

The N-DEx System features reports and records that span the entire criminal justice lifecycle, including:

  • Incidents and case reports
  • Arrests
  • Missing persons
  • Bookings and incarcerations
  • Pretrial, probation, and parole reports
  • Warrants
  • Citations and tickets
  • Supervised releases
  • Calls for service
  • Photographs
  • Field contacts and interviews
  • Identifications

Flexible access options include the following systems:

  • Law Enforcement Enterprise Portal
  • Regional Information Sharing Systems
  • COPLINK®
  • Law Enforcement Information Exchange

The N-DEx System can record any type of contact a subject has with a criminal justice agency. It can do this regardless of whether a subject is a victim, offender, arrestee, or witness. With this kind of versatility, it captures a more complete picture of the person, place, or thing at the center of an investigation.

How to Get Started

For help getting started with free access or technical assistance, contact ndex@leo.gov.