Chapter 9 — FIRE PROTECTION AND LIFE SAFETY SYSTEMS
917 Mass Notification Systems — 2025 California Building Code
California Building Code (Title 24, Part 2) · 2025 edition · updated 2026-10-19 · California
CBSC: official editions, supplements and errata
Italicized text is a California amendment to the model code, as printed in the official publication.
Cite as: 2025 California Building Code (Title 24, Part 2) § 917 · Effective January 1, 2026 · Official source: Building Standards Commission
917.1 College and university campuses.¶
[F] 917.1 College and university campuses. Prior to construction of a new building requiring a fire alarm system on a multiplebuilding college or university campus having a cumulative building occupant load of 1,000 or more, a mass notification risk analysis shall be conducted in accordance with NFPA 72. Where the risk analysis determines a need for mass notification, an approved mass notification system shall be provided in accordance with the findings of the risk analysis.
917.2 Group E occupancies.¶
[F] 917.2 Group E occupancies. Prior to construction of a new building containing a Group E occupancy requiring a fire alarm system and having an occupant load of 500 or more, a mass notification risk analysis shall be conducted in accordance with NFPA 72. Where the risk analysis determines a need for mass notification, an approved mass notification system shall be provided in accordance with the findings of the risk analysis.
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