What was permitted
For businesses in Chicago, understanding the cost of fire alarm system modifications is crucial. This permit details the alteration of an existing system within a high-rise building, specifically on the 2nd floor.
This permit is active and was issued on June 28, 2026. While the permit fee was $175, the estimated project cost for modifying a fire alarm system in a commercial building can vary significantly based on the scope of work.
Plan a similar project
Want work like this done at your place?
Tell us what you have in mind. We scope it, price it against work like this in Loop, and lines up the right contractor. You approve; we handle the back-and-forth.