NFPA 72:2025

Chapter 1 Administration 1.1 Scope. 1.2 Purpose. 1.3 Application. 7.8 Forms. Chapter 8 Reserved 1.6 Units and Formulas. 1.7 Code Adoption Requirements. Chapter 2 Referenced Publications 2.1 General. 2.2 NFPA Publications. 2.3 Other Publications. 2.4 References for Extracts in Mandatory Sections. Chapter 3 Definitions 3.1 General. 3.2 NFPA Official Definitions. 3.3 General Definitions. Chapter 4 Reserved Chapter 5 Reserved Chapter 6 Reserved Chapter 7 Documentation 7.1 Application. 7.2 Minimum Required Documentation. 7.3 Design (Layout) Documentation. 7.4 Shop Drawings (Installation Documentation). 7.5 Completion Documentation. 7.6 Inspection, Testing, and Maintenance Documentation. 7.7 Records, Record Retention, and Record Maintenance. 7.8 Forms. Chapter 8 Reserved Chapter 9 Reserved Chapter 10 Fundamentals 10.1 Application. 11.3 Security Levels for Network Connectable Equipment. 11.4 Interconnecting Conductors, Cables, or Other Physical Pathways. 10.4 Design and Installation. 10.5 Personnel Qualifications. 10.6 Power Supplies. 10.7 Signal Priority. 10.8 Detection and Signaling of Conditions. 10.9 Responses. 10.10 Distinctive Signals. 10.11 Alarm Signals. 10.12 Fire Alarm Notification Appliance Deactivation. 10.13 Carbon Monoxide Notification Appliance Deactivation. 10.14 Supervisory Signals. 10.15 Trouble Signals. 10.16 Emergency Control Function Status Indicators. 10.17 Notification Appliance Circuits and Supervised Notification Appliance Control Circuits. 10.18 Annunciation and Annunciation Zoning. 10.19 Monitoring Integrity of In-Building Fire Emergency Voice/Alarm Communications Systems. 10.20 Documentation and Notification. 10.21 Impairments. 10.22 Unwanted Alarms. Chapter 11 Cybersecurity 11.1 Cybersecurity Provisions. 11.2 Network Connectable Equipment Software Development and Production Environments. 11.3 Security Levels for Network Connectable Equipment. 11.4 Interconnecting Conductors, Cables, or Other Physical Pathways. 11.5 Network Connectable Equipment Using Shared Pathways. 11.6 Unused Physical Data Ports. 11.7 Data Connections to External Networks. 11.10 Cybersecurity for System Support Tools. 11.11 Evidence of Compliance. 11.12 Documentation. Chapter 12 Circuits and Pathways 12.1 Application. 12.2 General. 12.3 Pathway ClassDesignations. 12.4 Pathway Survivability. 12.5 Shared Pathway Designations. 12.6 Monitoring Integrity and Circuit Performance of Installation Conductors and Other Signaling Channels. 12.7 Nomenclature. Chapter 13 Reserved Chapter 14 Inspection, Testing, and Maintenance 14.1 Application. 14.2 General. 14.3 Inspection. 14.4 Testing. 14.5 Maintenance. 14.6 Records. Chapter 15 Reserved Chapter 16 Reserved Chapter 17 Initiating Devices 17.1 Application. 17.2 Purpose. 17.3 Performance-Based Design. 17.4 General Requirements. 18.9 Textual and Graphical Visual Appliances. 18.10 Tactile Appliances. 17.7 Smoke-Sensing Fire Detectors. 17.8 Radiant-Energy-Sensing Fire Detectors. 17.9 Combination, Multi-Criteria, and Multi-Sensor Detectors. 17.10 Gas Detection. 17.11 Acoustic Leak Detection. 17.12 Thermal Image Fire Detection. 17.13 Other Fire Detectors. 17.14 Carbon Monoxide Detectors. 17.15 Sprinkler Waterflow Alarm-Initiating Devices. 17.16 Detection of Operation of Other Automatic Extinguishing Systems. 17.17 Manually Actuated Alarm-Initiating Devices. 17.18 Fire Extinguisher Electronic Monitoring Device. 17.19 Supervisory-Signal-Initiating Devices. Chapter 18 Notification Appliances 18.1 Application. 18.2 Purpose. 18.3 General. 18.4 Audible Characteristics. 18.5 Visual Characteristics — Public Mode. 18.6 Visual Characteristics — Private Mode. 18.7 Supplementary Visual Signaling Method. 18.8 Textual Audible Appliances. 18.9 Textual and Graphical Visual Appliances. 18.10 Tactile Appliances. Chapter 19 Reserved Chapter 20 Reserved Chapter 21 Emergency Control Function Interfaces 23.12 Off-Premises Signals. 23.13 Guard’s Tour Supervisory Service. 21.3 Elevator Phase I Emergency Recall Operation. 21.4 Elevator Power Shutdown. 21.5 Fire Service Access Elevators. 21.6 Occupant Evacuation Elevators (OEE). 21.7 Heating, Ventilating and Air-Conditioning (HVAC) Systems. 21.8 High Volume Low Speed (HVLS) Fans. 21.9 Door and Shutter Release. 21.10 Electrically Locked Doors. 21.11 Exit Marking Audible Notification Systems. Chapter 22 Reserved Chapter 23 Protected Premises Alarm and Signaling Systems 23.1 Application. 23.2 General. 23.3 System Features. 23.4 System Performance and Integrity. 23.5 Performance of Initiating Device Circuits (IDCs). 23.6 Performance of Signaling Line Circuits (SLCs). 23.7 Performance of Notification Appliance Circuits (NACs). 23.8 System Requirements. 23.9 In-Building Emergency Voice/Alarm Communications. 23.10 Fire Alarm Systems Using Tone. 23.11 Suppression System Actuation. 23.12 Off-Premises Signals. 23.13 Guard’s Tour Supervisory Service. 23.14 Suppressed (Exception Reporting) Signal System. 23.15 Protected Premises Emergency Control Functions. 23.16 Special Requirements for Low-Power Radio (Wireless) Systems. 27.2 General. 27.3 Management and Maintenance. 24.2 Purpose. 24.3 General. 24.4 In-Building Fire Emergency Voice/Alarm Communications Systems (EVACS). 24.5 In-Building Mass Notification Systems. 24.6 Wide-Area Mass Notification Systems. 24.7 Distributed Recipient Mass Notification Systems (DRMNS). 24.8 Two-Way, In-Building Wired Emergency Services Communications Systems. 24.9 Emergency Responder Communication Enhancement Systems. 24.10 Two-Way Emergency Communications Systems for Rescue Assistance. 24.11 Information, Command, and Control. 24.12 Performance-Based Design of Mass Notification Systems. 24.13 Documentation for ECSs. Chapter 25 Reserved Chapter 26 Supervising Station Alarm Systems 26.1 Application. 26.2 General. 26.3 Central Station Service Alarm Systems. 26.4 Proprietary Supervising Station Alarm Systems. 26.5 Remote Supervising Station Alarm Systems. 26.6 Communications Methods for Supervising Station Alarm Systems. Chapter 27 Public Emergency Alarm Reporting Systems 27.1 Application. 27.2 General. 27.3 Management and Maintenance. 27.4 Communications Methods. 27.5 Alarm Processing Equipment. 27.6 Alarm Boxes. Annex G Guidelines for Emergency Communication Strategies for Buildings and Campuses Annex H Carbon Monoxide Chapter 28 Reserved Chapter 29 Single- and Multiple-Station Alarms and Household Signaling Systems 29.1 Application. 29.2 Purpose. 29.3 Basic Requirements. 29.4 Remote Annunciation. 29.5 Notification. 29.6 Assumptions. 29.7 Carbon Monoxide Detection. 29.8 Detection and Notification. 29.9 Power Supplies. 29.10 Equipment Performance. 29.11 Installation. 29.12 Optional Functions. 29.13 Inspection, Testing, and Maintenance. 29.14 Markings and Instructions. Annex A Explanatory Material Annex B Engineering Guide for Automatic Fire Detector Spacing Annex C System Performance and Design Guide Annex D Speech Intelligibility Annex E Sample Ordinance Adopting NFPA72 Annex F Wiring Diagrams and Guide for Testing Fire Alarm Circuits Annex G Guidelines for Emergency Communication Strategies for Buildings and Campuses Annex H Carbon Monoxide Annex I Color-Coded Tagging Program Annex J Informational References

NFPA 72 covers the application, installation, location, performance, inspection, testing, and maintenance of fire alarm systems, supervising station alarm systems, public emer‐ gency alarm reporting systems, fire and carbon monoxide detection and warning equipment, and emergency communi‐ cations systems (ECS), and their components.