National Fire Sprinkler Association: San Francisco Retrofit Cost Projections Are Wildly Inflated and Out of Step with Real-World Data
In response to recent news commentary suggesting that San Francisco’s high-rise fire-sprinkler retrofit mandate could cost individual condo owners more than $300,000 per unit, the National Fire Sprinkler Association (NFSA) is urging decision-makers to rely on actual retrofit experience, real contractor bids, NFSA national data, and code-based requirements rather than inflated doomsday projection
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Legislative Trends: Applying the IRC to 3- and 4-Unit Residential Buildings
In 2025, several states and local jurisdictions have either adopted or are actively exploring policies that allow 3- and 4-unit residential buildings to be constructed under the International Residential Code (IRC), rather than the more complex International Building Code (IBC). This shift is often part of broader efforts to address the national housing shortage and promote “missing middle” housing—affordable, small-scale multifamily units that fit within existing neighborhoods.
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