NIBRS, 2003
The National Incident-Based Reporting System (NIBRS) is a
part of the Uniform Crime Reporting Program (UCR), administered by the
Federal Bureau of Investigation (FBI). In the late 1970s, the law
enforcement community called for a thorough evaluative study of the
UCR with the objective of recommending an expanded and enhanced UCR
program to meet law enforcement needs into the 21st century. The FBI
fully concurred with the need for an updated program to meet
contemporary needs and provided its support, formulating a
comprehensive redesign effort. Following a multiyear study, a
"Blueprint for the Future of the Uniform Crime Reporting Program" was
developed. Using the "Blueprint," and in consultation with local and
state law enforcement executives, the FBI formulated new guidelines
for the Uniform Crime Reports. The National Incident-Based Reporting
System (NIBRS) was implemented to meet these guidelines. NIBRS data
are archived at ICPSR as 13 separate data files per year, which may be
merged by using linkage variables. The data focus on a variety of
aspects of a crime incident. Part 4, Administrative Segment, offers
data on the incident itself (date and time). Each crime incident is
delineated by one administrative segment record. Also provided are
Part 5, Offense Segment (offense type, location, weapon use, and bias
motivation), Part 6, Property Segment (type of property loss, property
description, property value, and drug type and quantity), Part 7,
Victim Segment (age, sex, race, ethnicity, and injuries), Part 8,
Offender Segment (age, sex, and race), and Part 9, Arrestee Segment
(arrest date, age, sex, race, and weapon use). The Batch Header
Segment (Parts 1-3) separates and identifies individual police
agencies by Originating Agency Identifier (ORI). Batch Header
information, which is contained on three records for each ORI,
includes agency name, geographic location, and population of the
area. Part 10, Group B Arrest Report Segment, includes arrestee data
for Group B crimes. Window Segments files (Parts 11-13) pertain to
incidents for which the complete Group A Incident Report was not
submitted to the FBI. In general, a Window Segment record will be
generated if the incident occurred prior to January 1 of the previous
year or if the incident occurred prior to when the agency started
NIBRS reporting. As with the UCR, participation in NIBRS is voluntary
on the part of law enforcement agencies. The data are not a
representative sample of crime in the United States.
United States Department of Justice. Federal Bureau of Investigation. National Incident-Based Reporting System, 2003. Ann Arbor, MI: Inter-university Consortium for Political and Social Research [distributor], 2006-10-26. https://doi.org/10.3886/ICPSR04292.v1
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United States Department of Justice. Federal Bureau of Investigation,
United States Department of Justice. Office of Justice Programs. Bureau of Justice Statistics