The Fire Marshal, first appointed on 1864, was a member of the Bureau of Police until 1937 when his office was removed from it and placed directly under the Director of the Department of Public Safety. In 1950 it was transferred to the Bureau of Fire.
The Fire Marshal's role evolved over time, starting with the Bureau of Police in 1864, moving to the Department of Public Safety in 1937, and finally being transferred to the Bureau of Fire in 1950.