4 rules for unincorporated Miami-Dade County, Florida.
Verified from official government sources
Miami-Dade County requires building permits for most sheds and accessory structures. Small utility sheds may qualify for exemption under specific conditions. All structures must meet the South Florida Building Code's 185 mph wind resistance standard.
Miami-Dade County requires permits for most fence installations. Chain-link fences need a Zoning Improvement Permit. The county introduced a streamlined stand-alone residential fence permit process in May 2024. All fences must meet the South Florida Building Code wind resistance standards.
Miami-Dade County requires building permits for most deck and covered patio construction. Wood decks 18 inches or less above ground are exempt. Open concrete patios, walkways, and pavers do not require a building permit. All elevated structures must meet 185 mph wind standards.
Miami-Dade County requires building permits for most renovation work. The South Florida Building Code's 185 mph wind standard applies to all structural modifications. Permit fees were revised effective October 1, 2025. Online permitting is available through the county portal.
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