5 county-level rules, plus city-specific rules for 1 city in Hernando County, Florida.
Verified from official government sources
Hernando County allows accessory dwelling units in limited residential zoning districts through its Land Development Code, with size caps, extra parking, and setbacks. Florida sets no statewide ADU mandate.
Hernando County dropped the zoning permit for sheds with impervious roofs of 120 square feet or less under Ordinance 26-38, which also raised the allowed wall height to 8 feet.
Hernando County Ordinance 26-38 (shed requirements update)
Sheds with impervious roof coverings of 120 square feet or less no longer require a zoning permit
Hernando County allows garage conversions with a building permit that brings the space to habitable code and usually requires replacement off-street parking. Florida has no statewide conversion mandate.
Hernando County requires a building permit for carports, including prefab kits. Carports must meet accessory-structure setbacks, count toward lot coverage, and satisfy Florida Building Code wind loads.
Hernando County treats a foundation-built tiny home as a standard dwelling under the Florida Building Code, while a tiny home on wheels is regulated as an RV or mobile home.
1 cities in Hernando County have their own accessory structures rules. Each link goes to that city's dedicated page with code citations.
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Hernando County Ordinance Hub →