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    Code Guide 6 min read

    NFPA 72 Requirements for Commercial Fire Alarm Systems in Oklahoma City

    NFPA 72 is the National Fire Alarm and Signaling Code. If your Oklahoma City commercial property has a fire alarm system, NFPA 72 defines what must be inspected, how often, and what records you must keep. This guide covers the essentials.

    What does NFPA 72 require?

    NFPA 72 requires regular inspection, testing, and maintenance of all fire alarm system components, including initiating devices (smoke detectors, heat detectors, pull stations), notification appliances (horns, strobes, speakers), control panels, and power supplies.

    The standard defines specific test intervals: quarterly or semi-annual visual inspections, annual functional testing of all devices, and quarterly testing of control equipment and batteries.

    Annual fire alarm testing

    Annually, a licensed technician must functionally test every device in the system: smoke detectors are challenged with test smoke, heat detectors are heated, pull stations are activated, and notification appliances are verified to sound and flash.

    The technician also tests the signal transmission to your central station (if monitored), verifies battery voltage and charger function, and documents all results on an NFPA 72 test record.

    Quarterly and semi-annual inspections

    Quarterly inspections focus on control panel functions, battery tests, and visual checks of accessible devices. Semi-annual inspections may apply to specific device types depending on your system and occupancy.

    These interim inspections catch problems like dead batteries, dirty detectors, and panel trouble signals before the annual test.

    Documentation and records

    NFPA 72 requires that all inspection and test records be retained and available for AHJ review. Records must include the date, inspector, devices tested, test results, and any deficiencies found.

    Oklahoma City Fire Protection provides complete documentation for every inspection, formatted for the Oklahoma State Fire Marshal and your local AHJ.

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