4-01/140.00 - Los Angeles Regional Crime Information System (LARCIS)



The Los Angeles Regional Crime Information System (LARCIS) is a computerized summary of all pertinent information contained in a report, including, but not limited to, the following:

  • All crimes listed in a report;
  • All victim, suspect, subject, witness, informant, etc. information listed in a report;
  • All vehicles listed in a report;
  • All evidence and stolen, recovered, or damaged property listed in a report;
  • Crime analysis and modus operandi information; and
  • Case management information.

Any Department unit initiating a first report where an URN is issued is responsible for making the necessary entries in LARCIS.  Additional information, as described above, contained in subsequent Supplemental Reports, shall also be entered in LARCIS.