Please note that this FAQ is about the Fire Marshall’s Office available in the US version of the game. This building not available in the UK, Australian, or other versions of the game.
A Fire Marshall Building houses all of your fire prevention units. The Max Level is 5, which totals 6 Vehicle Bays. Fire Prevention units examine properties in order to detect fire hazards and ensure that fire codes are met. As well as performing non-enforcement fire investigations to collect evidence and determine fire cause.

Cost - 250.000 Credits or 30 Coins
Max expansion -  39
Expansion cost - 10,000 to 100.000 credits or 20 Coins
Vehicle -  Fire investigator & Fire Inspector