New Hampshire Department of Safety

On January 1, 1989, the Bureau of Common Carriers was transferred from the Department of Transportation.

On July 1, 1999, the Division of Motor Vehicles was approved to hire its own police officers (entitled Inspectors) to reclaim the law enforcement functions that were merged over to the Division of State Police in 1996.

On July 17, 2002, the Bureau of Highway Patrol in the Division of Motor Vehicles was created.

On January 1, 2004, the Division of State Police - Forensic Laboratory received the Department of Corrections Drug Testing Laboratory and the Department of Health and Human Services, Division of Public Health's laboratory for the testing of blood, breath, and urine to determine alcohol and controlled drug content; and State Toxicologist office.

On April 17, 2019, the Executive Council unanimously confirmed Robert L. Quinn as Commissioner of the NH Department of Safety.