Fire and Life Safety (FLS) Director is required in any commercial building requiring Comprehensive Fire Safety and Emergency Action Plan or the buildings previously requiring Fire Safety Directors.

The S-56 Certificate of Fitness is required where a Site Safety Manager or Site Safety Coordinator is required by the Building Code for a construction site.

This one is becoming more popular and important, as more uninterruptible power supply systems are in demand. These systems provide power to ensure the ongoing operation of critical systems (e.g. those used in hospitals, banks, hotels, etc.). 

Any building with an FDNY approved fire alarm system or other related system is required to be under the Any building with an FDNY approved fire alarm system or other related system is required to be under the supervision of a Certificate of Fitness holder.