3 county-level rules, plus city-specific rules for 3 cities in Fulton County, Georgia.
Verified from official government sources
Accessory Dwelling Units in unincorporated Fulton County are permitted in residential zones with a maximum of 750 sq ft under Zoning Article 4. Atlanta amended its ADU rules in 2018 to allow ADUs in most R-zones.
Sheds in unincorporated Fulton County under 200 sq ft are exempt from building permits under the 2018 IRC. Sheds 200+ sq ft require a permit and must meet setbacks (10 ft side/rear).
Converting a garage to habitable space in Fulton County requires a building permit, plan review, electrical/plumbing/mechanical permits, and compliance with IRC habitable-space requirements. Off-street parking must be replaced.
3 cities in Fulton County have their own accessory structures rules. Each link goes to that city's dedicated page with code citations.
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Fulton County Ordinance Hub →