| NFPA 72 §1.4.1 | Retroactivity: the code does not apply to existing installations unless stated or required by the AHJ | Fundamentals |
| NFPA 72 §1.6 | Units: inch-pound with SI in parentheses; use one system | Fundamentals |
| NFPA 72 §3.2 | Official definitions: Approved, AHJ, Labeled, Listed, Shall, Should | Fundamentals |
| NFPA 72 §3.3 | General definitions: signals, conditions, IDC/SLC/NAC, unwanted alarms, impairment | Fundamentals |
| NFPA 72 §10.3 | Equipment listed for the purpose, compatibility, 85–110% voltage (§10.3.5) | Fundamentals |
| NFPA 72 §10.4.4 | FACU display and control heights: 6 ft max. / 15 in. min. | Fundamentals |
| NFPA 72 §10.4.5 | Smoke detection at FACUs, NAC extenders, and transmitters in areas not continuously occupied | Fundamentals |
| NFPA 72 §10.5 | Qualifications of designers, installers, and ITM personnel (NICET in A.10.5.3.4(2)) | Fundamentals |
| NFPA 72 §10.6.5 | Primary supply: dedicated circuit, red marking, authorized access, breaker lock | Fundamentals |
| NFPA 72 §10.6.7 | Secondary supply: 24 h + 5 min (15 min for EVACS); 4 h batteries with an engine-driven generator | Fundamentals |
| NFPA 72 §10.6.10 | Batteries: month/year marking, listed or recognized batteries | Fundamentals |
| NFPA 72 §10.7 | Signal priority: alarm > supervisory > trouble | Fundamentals |
| NFPA 72 §10.10 | Distinctive signals (temporal-3 evacuation, supervisory, trouble, pre-alarm) | Fundamentals |
| NFPA 72 §10.11.1 | Notification and control functions actuate within 10 s | Fundamentals |
| NFPA 72 §10.12 | Silencing of alarm notification and reactivation | Fundamentals |
| NFPA 72 §10.15 | Trouble signals: resound every 24 h or less (§10.15.9) | Fundamentals |
| NFPA 72 §10.21 | Impairments: notifications, 1-year record, report to the AHJ after 8 h | Fundamentals |
| NFPA 72 §12.6.1 | Monitoring for integrity: open or ground indicated within 200 s | Fundamentals |
| NFPA 72 §23.8 | PAS (§23.8.1.2.1.1) and alarm verification (§23.8.5.4.1) | Fundamentals |
| NFPA 72 §17.4 | General requirements: protection, independent support, accessibility | Initiating |
| NFPA 72 §17.6.2 / Table 17.6.2.1 | Heat detector temperature classes and color codes; 20°F rule | Initiating |
| NFPA 72 §17.6.3.1 | Heat detectors on smooth ceilings: spacing S, 0.7S, and 4 in. / 12 in. location | Initiating |
| NFPA 72 §17.6.3.2 – §17.6.3.4 | Heat: solid joists (50 percent), beams, and sloped ceilings (36 in. from the peak) | Initiating |
| NFPA 72 Table 17.6.3.5.1 | Heat detector spacing reduction for ceiling height (above 10 ft) | Initiating |
| NFPA 72 §17.7.1 | Smoke: environmental conditions (32–100°F, 93 percent RH, 300 ft/min) | Initiating |
| NFPA 72 §17.7.2 | Protection of detectors during construction | Initiating |
| NFPA 72 §17.7.4.2 | Spot-type smoke: location (12 in.), 30 ft / 0.7S spacing, beams and joists | Initiating |
| NFPA 72 §17.7.4.6 / §17.7.4.7 | Air-sampling (120 s) and projected beam detectors | Initiating |
| NFPA 72 §17.7.5 | HVAC: do not locate where airflow prevents operation | Initiating |
| NFPA 72 §17.7.6 | Duct detectors and door release detectors | Initiating |
| NFPA 72 Table 17.7.7.3.3.2 | Smoke detector spacing in high air movement areas | Initiating |
| NFPA 72 §17.8 / §17.9 | Flame detectors; combination, multi-criteria, and multi-sensor detectors | Initiating |
| NFPA 72 §17.12 | Carbon monoxide (CO) detectors | Initiating |
| NFPA 72 §17.13 | Sprinkler waterflow: activation within 90 s | Initiating |
| NFPA 72 §17.15 | Manual boxes: 42–48 in., 5 ft from the exit, 200 ft travel | Initiating |
| NFPA 72 §17.17 | Supervisory: valves (2 revolutions or 1/5), pressure, level, and temperature | Initiating |
| NFPA 72 §14.4.4.3 | Smoke detector sensitivity testing | Initiating |
| NFPA 72 Table 14.4.3.2 | Test methods and frequencies for initiating devices | Initiating |
| NFPA 72-2022 §18.3 | General: listing, nameplate, mechanical protection (§18.3.4), mounting (§18.3.5), connections (§18.3.6), NAC (§18.3.7) | Notification |
| NFPA 72-2022 A.18.3.7.1 | NAC design: 24 VDC appliances operate from 16 to 33 VDC; maximum listed current; voltage drop | Notification |
| NFPA 72-2022 §18.4.1 | Audible general: ambient over 105 dBA → visual appliances; 110 dBA maximum; documentation of design levels | Notification |
| NFPA 72-2022 §18.4.2 | Temporal-3 evacuation signal (ANSI/ASA S3.41); 2022 duration rule; synchronization | Notification |
| NFPA 72-2022 §18.4.3 | Temporal-4 CO signal | Notification |
| NFPA 72-2022 §18.4.4 | Public mode: 15 dB / 5 dB, 5 ft, dBA; elevators, restrooms, ambient noise reduction | Notification |
| NFPA 72-2022 §18.4.5 | Private mode: 10 dB / 5 dB | Notification |
| NFPA 72-2022 §18.4.6 | Sleeping areas: 75 dBA at the pillow, barriers, 520 Hz | Notification |
| NFPA 72-2022 §18.4.8 | Exit marking audible notification appliances | Notification |
| NFPA 72-2022 §18.4.9 | Audible location: 90 in. / 6 in.; combination A/V per §18.5.5 | Notification |
| NFPA 72-2022 §18.5.3 | Flash rate 1 to 2 Hz, clear or white light, 1000 cd maximum | Notification |
| NFPA 72-2022 §18.5.5.1 | Wall-mounted visual: entire lens between 80 and 96 in.; low ceilings | Notification |
| NFPA 72-2022 §18.5.5.5 | Ceiling-listed visual: minimum 80 in. or the ceiling height (2022) | Notification |
| NFPA 72-2022 Table 18.5.5.7.1(a) | Room spacing: wall-mounted visual appliances (candela by room size) | Notification |
| NFPA 72-2022 Table 18.5.5.7.1(b) | Room spacing: ceiling-mounted visual appliances (10, 20, or 30 ft ceiling height) | Notification |
| NFPA 72-2022 §18.5.5.7.2 | Synchronization: more than two appliances in the field of view | Notification |
| NFPA 72-2022 §18.5.5.8 | Corridors 20 ft wide or less: 15 cd, 15 ft from each end, 100 ft between appliances | Notification |
| NFPA 72-2022 §18.5.5.10 | Sleeping rooms: 110 or 177 cd by distance from the ceiling (24 in.); within 16 ft of the pillow | Notification |
| NFPA 72-2022 Table 14.4.3.2 | Testing: alarm notification appliances (audible, textual, visual) and exit marking | Notification |
| NFPA 72 §12.3 | Pathway classes A, B, C, D, E, N, and X | Circuits/Sys. |
| NFPA 72 §12.3.8 / §12.3.8.1 | Separate outgoing and return routing (Class A, N, X); 10 ft, single-drop, and ≤ 1000 ft² room exceptions | Circuits/Sys. |
| NFPA 72 A.12.3.8 | Recommended separation 12 in. vertical / 48 in. horizontal (annex) | Circuits/Sys. |
| NFPA 72 §12.4 and Table A.12.4 | Survivability levels 0 to 4 (Level 4 new in 2022) | Circuits/Sys. |
| NFPA 72 §12.6.1 | Monitoring for integrity: open or ground indicated within 200 s | Circuits/Sys. |
| NFPA 72 §12.2.3 | Optical fiber (NEC 770/760/840) and installation per manufacturer's instructions | Circuits/Sys. |
| NFPA 72 §21.2.4 | Interface device within 3 ft (1 m) of the controlled component | Circuits/Sys. |
| NFPA 72 §21.3 | Elevator Phase I recall: designated level, alternate level, and 'fire hat' | Circuits/Sys. |
| NFPA 72 §21.4 | Elevator power shutdown (shunt trip): 2 ft, no time delay, voltage supervision | Circuits/Sys. |
| NFPA 72 §23.8.1 | Pre-signal and positive alarm sequence (15 s / 180 s) | Circuits/Sys. |
| NFPA 72 §23.8.5.4 | Alarm verification (60 s max.) | Circuits/Sys. |
| NFPA 72 §23.10.2 | Partial evacuation: a fire in one zone does not affect other zones | Circuits/Sys. |
| NFPA 72 §24.3.14 | Pathway survivability for emergency communications systems | Circuits/Sys. |
| NFPA 72 §26.3.8 | Central station responses: alarm, supervisory, trouble (runner 2 h / 4 h) | Circuits/Sys. |
| NFPA 72 §26.6.3 | Performance-based technologies (IP/cellular): 60 min / 6 h | Circuits/Sys. |
| NFPA 72 §26.6.4 | DACT: second transmission means, channel tests, 90 s per attempt | Circuits/Sys. |
| NFPA 72 Ch. 7 (§7.3) | Design documentation: pathway classes and survivability levels | Circuits/Sys. |
| NFPA 72-2022 §10.6.7.2.1 | Secondary capacity: 24 h standby + 5 min alarm (15 min for EVACS) | Electricity |
| NFPA 72-2022 §7.2.1 | Minimum documentation: battery and NAC voltage drop calculations | Electricity |
| NFPA 72-2022 Table 14.4.3.2 | Conductor tests (1 V stray voltage, ground, short, loop resistance) and battery tests | Electricity |
| NFPA 72-2022 §10.3 | Equipment listed, installed per the manufacturer, and compatible | Electricity |
| NFPA 72-2022 Ch. 12 | Circuits and pathways: Class A/B, monitoring for integrity, ground faults | Electricity |
| NFPA 72 §14.2.2 | Impairments, deficiencies (written notice within 24 h), recalls, and observations | ITM Ch. 14 |
| NFPA 72 §14.2.3 | Owner responsibility and delegation | ITM Ch. 14 |
| NFPA 72 §14.2.4 | Notification before and after testing | ITM Ch. 14 |
| NFPA 72 §14.2.6 | Testing of releasing systems | ITM Ch. 14 |
| NFPA 72 §14.2.10 | Written test plan | ITM Ch. 14 |
| NFPA 72 Table 14.3.1 | Visual inspection: frequencies and methods | ITM Ch. 14 |
| NFPA 72 §14.4.2 | Reacceptance: 100% affected + 10% (max. 50); executive software; remote changes | ITM Ch. 14 |
| NFPA 72 Table 14.4.3.2 items 2–4 | Control unit, trouble signals, ground fault, transmission (DACT 90 s / 4 min) | ITM Ch. 14 |
| NFPA 72 Table 14.4.3.2 items 8–9 | Secondary power (5/15 min) and VRLA batteries | ITM Ch. 14 |
| NFPA 72 Table 14.4.3.2 item 17 | Initiating devices: methods and frequencies | ITM Ch. 14 |
| NFPA 72 Table 14.4.3.2 items 22–24 | Notification appliances and emergency control functions | ITM Ch. 14 |
| NFPA 72 §14.4.4.3 | Smoke detector sensitivity (1 year, every alternate year, up to 5) | ITM Ch. 14 |
| NFPA 72 A.14.4.3.2 | Annex: ohmic test and battery capacity calculation | ITM Ch. 14 |
| NFPA 72 §14.6 | Records: retention and owner documents | ITM Ch. 14 |
| NFPA 72 §7.6.6 / Fig. 7.8.2(g) | System Record of Inspection and Testing | ITM Ch. 14 |
| NFPA 72 §10.5.3 | Qualifications of inspection, testing, and service personnel | ITM Ch. 14 |
| NFPA 72 Section 10.21 | System impairments | ITM Ch. 14 |
| NFPA 72 §10.3.3 | Devices powered by the IDC/SLC must be listed for use with the control unit (2-wire compatibility) | Repair |
| NFPA 72 §10.6.5 | Dedicated branch circuit: red marking, restricted access, 'FIRE ALARM CIRCUIT' | Repair |
| NFPA 72 §10.6.10 | Secondary batteries: month/year of manufacture marking | Repair |
| NFPA 72 §10.21 | Impairments: notify owner, report to AHJ if >8 h, keep record 1 year, notify when ended | Repair |
| NFPA 72 §12.3.1 / §12.3.2 | Class A and Class B performance with an open and a ground fault | Repair |
| NFPA 72 §12.3.8 | Class A: outgoing and return conductors routed separately (10 ft, 1000 ft² exceptions) | Repair |
| NFPA 72 §12.6.1 | Monitoring for integrity: open or ground annunciated within 200 s | Repair |
| NFPA 72 §14.2.2 | Impairments, deficiencies (in writing within 24 h), and observations | Repair |
| NFPA 72 §14.2.4 | Notification before and after testing | Repair |
| NFPA 72 §14.4.2 and A.14.4.2 | Reacceptance: added, deleted, FACU hardware, software (10%, max. 50) | Repair |
| NFPA 72 Table 14.4.3.2 item 2 | Control unit: functions, fuses (rating and supervision), LEDs, primary power | Repair |
| NFPA 72 Table 14.4.3.2 item 9 | VRLA: temperature (18°F), charger, 13.26 V per unit, ohmic, 3 years / load test | Repair |
| NFPA 72 Table 14.4.3.2 item 15 | Conductors: stray voltage ≤ 1 V, ground, shorts, loop resistance, 10% circuit integrity | Repair |
| NFPA 72 Table 14.4.3.2 item 17 | Initiating devices: nonrestorable heat at 15 years, valves 2 revolutions or 1/5, ASD, projected beam | Repair |
| NFPA 72 §14.4.4.3 | Smoke detector sensitivity: 1 year, every alternate year, up to 5 years; out of range → clean or replace | Repair |
| NFPA 72 §14.6 | Inspection, testing, and maintenance records (retention) | Repair |
| NFPA 72 §17.6.2 / Table 17.6.2.1 | Heat detector temperature classification and color code (+20°F above ceiling) | Repair |
| NFPA 72 §17.7.1.8 | Smoke detector ambient limits (32–100°F, 93% RH, 300 ft/min) | Repair |
| NFPA 72 §17.7.4.6 / §17.7.4.7 | Air sampling detectors (120 s transport) and projected beam detectors (stable mounting) | Repair |
| NFPA 72 §7.2.1 | Minimum required documentation (17 items) | Documents |
| NFPA 72 §7.3.3 | Design documents: pathway class and survivability | Documents |
| NFPA 72 §7.4.2–7.4.4 | Scale, basis for record drawings, general information, and NFPA 170 symbols | Documents |
| NFPA 72 §7.4.5 | Floor plan drawing contents | Documents |
| NFPA 72 §7.4.6 | Riser diagram contents | Documents |
| NFPA 72 §7.4.7 | Control unit diagrams | Documents |
| NFPA 72 §7.4.8–7.4.10 | Typical wiring, sequence of operation, and calculations | Documents |
| NFPA 72 §7.5.3 | Documents delivered to the owner | Documents |
| NFPA 72 §7.5.5 | Record (as-built) drawings | Documents |
| NFPA 72 §7.5.6 | Record of completion: who completes it, revisions, electronic format | Documents |
| NFPA 72 §7.5.7 | Site-specific software and passwords | Documents |
| NFPA 72 §7.6.6 | Record of inspection and testing | Documents |
| NFPA 72 §7.7 | Records, SYSTEM RECORD DOCUMENTS cabinet, and security | Documents |
| NFPA 72 §7.8.2 | Forms, Figures 7.8.2(a) through 7.8.2(m) | Documents |
| NFPA 72 §14.6 | Permanent records and ITM record retention | Documents |
| NFPA 72 Figure A.14.6.1.1 | Typical input/output matrix | Documents |
| NFPA 72 §10.3.3 | Devices listed for use with the control unit (compatibility) | Documents |
| NFPA 72 Table 17.6.3.5.1 | Heat detector spacing reduction by ceiling height (multipliers) | Community |