Fire Investigations are covered by three Fire Investigative Specialist/Canine Handlers and eight Fire Investigative Specialists. Upon request, they will assist local, state, and federal authorities in the investigation of suspicious fires to determine the origin and cause. The State has been divided into 11 regions; a Fire Investigative Specialist has been assigned to each region.

The three accelerant detection canine teams cover the entire state and are used by the Commissioner's Office to provide service to local, state, and federal authorities upon request. The State has been divided into three K9 regions with an accelerant detection canine team assigned to each region.