Officers from the White Marsh precinct were dispatched to a commercial building fire in the 8400 block of Pulaski Highway in Rosedale on Wednesday at 7:50 p.m.
As officers arrived on scene they discovered there was a motor vehicle that was on fire.
The Baltimore County Fire Department extinguished the fire, and observed an unidentified male occupant deceased in the vehicle.
The Baltimore County Arson Team is currently investigating the circumstance surrounding the fire.
The cause of death is pending the outcome of an autopsy.