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Justice system

NIBRS Estimation Project

Beginning with the 2021 data year, estimates of crime known to law enforcement will be based solely on data provided to the FBI's National Incident-Based Reporting System, or NIBRS. In 2021, 67.9% of all crime-reporting law enforcement agencies were reporting to NIBRS, covering 65.7% of the U.S. population.

NIBRS Coverage, 2017 to 2021

To calculate a national crime rate based on NIBRS data, BJS, in partnership with the FBI and...

National Incident-Based Reporting System (NIBRS)

As of January 1, 2021, the FBI’s National Incident-Based Reporting System (NIBRS) became the national standard for law enforcement crime data reporting in the United States. The transition to NIBRS represents a significant shift – and improvement – in how reported crime is measured and estimated by the federal government.

NIBRS captures detailed data about the characteristics of criminal incidents, including:

  • a broad array of...

National Survey of Tribal Court Systems (NSTCS)

​​​​​​The legal institutions in Indian country revolve around four main entities: indigenous or traditional courts, general jurisdiction courts, appellate courts, and the Bureau of Indian Affair’s Code of Federal Regulation courts. The National Survey of Tribal Court Systems (NSTCS) is the first complete enumeration of tribal court systems operating in the United States and gathers administrative and operational information from tribal court systems, prosecutors’...

Tribal Crime

To improve the availability of data on crime in Indian country, BJS creates data tables containing information reported by tribal law enforcement agencies to the FBI's Uniform Crime Reporting (UCR) Program and published in the annual Crime in United States (CIUS) publication. The tables include crime data for agencies that reported 12 complete months of data for the year, submitted by tribal law enforcement agencies and the Bureau...

Data

Raw data at the National Archive of Criminal Justice Data (NACJD)

BJS stores the full data sets, surveys, and codebooks for most of their data collections at the National Archive of Criminal Justice Data (NACJD) as soon as the data have been finalized.  These raw or ‘micro’ data are what analysts use to generate the summary data tables found within BJS reports, statistical tables, and data tools. ...