Notable Changes in NFPA 72 2022 edition from Chapter 7 & 10 Chapter 7: Documentation (Battery Calculation) How can a contractor know the performance level a circuit is intended to achieve? The 2022 edition will help clarify any potential uncertainty by requiring the design documents to indicate the pathway class and survivability level. Also, the

OCCUPANCY BASED REQUIREMENTS FOR FIRE ALARM SYSTEMInternational Building Code (2018 Edition) Occupancy- Based Requirements OCCUPANCY BASED REQUIREMENTSNFPA 1, NFPA 101 & NFPA 5000 (2018 Edition) Occupancy- Based Requirements Fire Alarm Symbols and Terminology The 1994 edition of NFPA 170 represented the completion of an effort to combine four previously separate documents that covered fire safetysymbols