NFPA 96 cleaning frequency: what Utah restaurants need to know.

NFPA 96 is the National Fire Protection Association's standard for ventilation control and fire protection of commercial cooking operations. It's the code that governs how a kitchen's grease-producing exhaust system — the hood and canopy, the grease duct, the rooftop or sidewall exhaust fan, and the filters in between — has to be inspected and cleaned so built-up grease doesn't turn a normal cooking fire into a structure fire.

Utah's local jurisdictions, including fire authorities across Salt Lake, Utah, Summit, and Wasatch counties, enforce NFPA 96 as adopted through the state and international fire codes. In practice, that means your fire marshal can ask to see a dated service record for your exhaust system at any routine inspection, and your insurance carrier may ask for the same thing after a claim.

Three groups typically care whether your cleaning record is current: the local fire marshal or authority having jurisdiction, who can cite a kitchen for an overdue cleaning during a routine or complaint-driven inspection; your insurance carrier, who may deny or reduce a fire-related claim if the exhaust system wasn't being maintained on the required schedule; and, for franchise or leased locations, the franchisor or landlord, who often builds NFPA 96 compliance into the lease or brand standards agreement.

Requirements can vary slightly by city and county, and some jurisdictions or insurers set a shorter interval than the NFPA 96 table minimum. The table below is the standard baseline — we confirm the exact interval for your kitchen and jurisdiction before the first cleaning.

An overdue exhaust system is one of the more common reasons a commercial kitchen fails a fire inspection, and it's an easy one to avoid. Beyond a failed inspection, a neglected system is also a documented fire hazard — grease buildup in a duct or hood is fuel, and it's the reason NFPA 96 exists in the first place.

If a grease fire does start, insurance carriers routinely ask for your last cleaning date and certificate before paying out a claim. A gap in that paper trail can turn an insurable fire into an uninsured loss, on top of the lost revenue from a closed kitchen.

Whatever company cleans your system, keep a dated service certificate and before-and-after photos for every visit, going back at least two to three cleaning cycles. That's usually what a fire marshal, insurer, franchisor, or a buyer during a sale or lease transfer will ask to see first.

Every Utah Facility Professionals visit includes both as standard — no extra request needed.