The Montana Department of Justice is the state’s principal law enforcement and legal agency, serving communities across Montana. Its work includes maintaining public safety, prosecuting criminals, representing the state in court, and bringing legal action on Montana’s behalf when the state has been wronged. The department also provides essential services related to vehicle registration and driver licensing.

Its divisions and programs include the Division of Criminal Investigation, Montana Highway Patrol, Forensic Science Division, Gambling Control Division, Montana Law Enforcement Academy, and Motor Vehicle Division. Public resources include the Sexual or Violent Offender Registry, Missing Person Database, Office of Consumer Protection, Office of Victim Services, and Sexual Assault Response Network. The department also supports initiatives addressing human trafficking, drugs and crime, and internet crimes against children, and provides information about careers, public records, and contacting the Attorney General’s Office. Through law enforcement, investigations, legal representation, and public-facing services, the Montana Department of Justice works to protect residents and uphold the law throughout the state.