FBC 2023 (HVHZ)
Inherits from Miami-Dade county floor.
FL · City
Miami sits inside the High-Velocity Hurricane Zone — design wind 175 mph, every roof component requires Miami-Dade NOA approval, and city-specific resilience standards layer on top of HVHZ for sea-level rise.
Inherits from Miami-Dade county floor.
175 mph
ASCE 7 Risk Cat II, 3-second gust at 33 ft.
1A
Drives R-value, fenestration U-factor, and air-leakage envelope rules.
City of Miami Building Department
www.miami.gov/My-Government/Departments/BuildingHVHZ NOA review mandatory — every roofing assembly, opening, and accessory needs Miami-Dade County NOA on file.
~467,000
Approximate. Drives roof-volume estimates and storm-event canvassing footprint.
ZIP coverage
Each ZIP resolves to the correct city + county + state on every parcel lookup. Multi-jurisdiction parcels pick up amendments from each layer.
City-specific amendments
Pull an address-level code packet for any parcel in Miami. SkyCanvass resolves the address, looks up the Miami-specific amendments and the Miami-Dade county and Florida state floor, then emits a cited packet ready for permit submittal.
See the Miami-Dade county overview, or the Florida state directory .
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