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Editor Notes · Verification Log

How Often Must a Commercial Kitchen Exhaust System Be Cleaned? What NFPA 96 Requires

Source article: read in Fire Safety
Verified by: Arthur Haggerty, Founding Editor (IKECA CECS)
Verification date: October 5, 2026
Last updated: October 5, 2026

Verification scope

The NFPA 96 section numbers and grease-depth thresholds cited in the article were checked against the 2024 edition of the standard, and its adoption in California through the California Fire Code (Title 24, Part 9) was confirmed.

Primary sources consulted

ClaimPrimary sourceVerified
Inspection frequency by cooking volume and equipment; inspection and cleaning duties and the grease-depth cleaning trigger.NFPA 96, Standard for Ventilation Control and Fire Protection of Commercial Cooking Operations, 2024 edition — Table 12.4; §§12.4, 12.6.1, 12.6.1.1, 12.6.1.1.1, 12.6.1.1.3, 12.6.1.1.4, 12.6.2.Oct 5, 2026
Adoption of NFPA 96 in California, subject to local amendment.California Fire Code, Title 24 Part 9.Oct 5, 2026

AI assistance disclosure

The initial draft of this article was generated with AI assistance — specifically, large-language-model tools used as a writing aid. Every regulatory claim in the AI-assisted draft was independently verified against the primary sources listed above by the named editor (Arthur Haggerty) before publication. The editor is responsible for the published article. The AI is responsible for nothing.

See our editorial standards for the full primary-source verification policy. To submit a correction: editor@getstovio.com.