Building Code Chapter 9 and Local Law 26 of 2004 require automatic sprinklers in nearly all new high-rise buildings, large commercial spaces, and existing office towers above 100 feet, layered on top of the Fire Code retrofit deadlines that ended in 2019.
Building Code sections 901 through 905 set NYC sprinkler design under NFPA 13 and 13R. Local Law 26 of 2004, codified at Admin Code section 27-228.5, required all existing pre-1968 commercial high-rises taller than 100 feet to retrofit full sprinkler systems by July 1, 2019. New high-rise residential and commercial construction must install sprinklers from day one, with limited exceptions for small one and two-family homes. Hotels and Group R-1 buildings must have sprinklers under Local Law 10 of 1999. NYC Multiple Dwelling Law section 67(2) requires sprinklers in new dwellings exceeding six stories or 75 feet.
Operating a non-compliant high-rise after the LL26 deadline triggers Class 1 violations carrying $25,000 minimum civil penalties plus $1,000 per day until corrected, plus possible vacate orders under Admin Code section 28-207.
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