5 county-level rules, plus city-specific rules for 3 cities in Pasco County, Florida.
Verified from official government sources
Pasco County adopted ADU regulations under LDC Section 530.24 (Ordinance 25-22, effective April 11, 2025). ADUs may be up to 1,200 sq ft but must be smaller than the main house. Owner occupancy is not required. Mobile homes cannot serve as ADUs. Vacation/short-term rentals in ADUs are prohibited unless permitted under LDC §402.5.B.
Fla. Sess. Bill 184 (2025) - ADU / single-family zoning
accessory dwelling units in certain areas; authorizing a local government to provide a density bonus incentive to landowners who make certain real property donations to assist in the provision of affordable housing for military families; requiring the Office of Program Policy Analysis and Government Accountability to evaluate the efficacy of using mezzanine finance and the potential of tiny hom...
Sheds in unincorporated Pasco County under 150 sq ft do not require a building permit but must have tie-downs installed and meet required setbacks. Larger sheds require permits. All accessory structures must comply with the LDC supplemental regulations.
Garage conversions in Pasco County are now explicitly addressed under ADU regulations (LDC §530.24). A garage conversion creating a separate living space qualifies as an ADU and must meet all ADU requirements including the 1,200 sq ft maximum. Building permits and Florida Building Code compliance are required.
Pasco County requires building permits for carports. Florida Building Code wind-load requirements (130+ mph) apply. LDC setbacks and lot coverage limits vary by zoning district.
Pasco County regulates tiny homes on foundations as dwellings under the Florida Building Code (with Appendix Q for homes under 400 sq ft). Tiny homes on wheels (THOW) are treated as RVs and limited to RV parks under LDC.
3 cities in Pasco County have their own accessory structures rules. Each link goes to that city's dedicated page with code citations.
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Pasco County Ordinance Hub →