Permit guides › New York City › TR-02
FDNY fire-suppression (Ansul) inspection: New York City restaurant guide
FDNY
What it is
The wet-chemical suppression system over your cooking line must be installed, acceptance-tested and kept serviced; it ties into the gas shutoff and the cooking-system permit.
When a restaurant needs it
Fryers, charbroilers, griddles, or ranges under a hood.
How to apply
Installed and serviced by FDNY-certified technicians (S-17 Certificate of Fitness); tests requested via FDNY Business.
Documents you’ll need
- Suppression system drawings
- Contractor certification (S-17 / S-71)
Fee
Varies — see FDNY fee schedule
Processing time
Within build-out
Renewal
Semi-annual service (typical)
Who files
Serviced by a technician holding an FDNY S-17 Certificate of Fitness.
Good to know
Required before gas turn-on in most build-outs. Keep the service tags current — inspectors check them.
Official source
FDNY — permits · FDNY — Certificates of Fitness
Get your personalized New York City permit plan
Build my free planAnswer a few questions about your space and get every permit in order, with a timeline, a cost range, walkthroughs, and every application filled in for you to sign with Open.
Last reviewed 2026-10-06. Guidance only, not legal advice.