Accessory dwelling unit (ADU) permits

Documents you may need

• Building permit application with separate electrical, plumbing and mechanical permitsRequired
• Site plan or survey showing the unit, setbacks and utility connectionsLikely required
• Construction plans, with structural and wind-load detailsLikely required
• Florida Energy Code compliance formsLikely required
• Affordable rental affidavit under Florida Statutes 163.31771(4)Sometimes required

Possible inspections

• Foundation inspection
• Framing inspection with rough electrical, plumbing and mechanical
• Insulation inspection
• Final inspection

Accessory dwelling unit (ADU) permits by location

Pick your city or county for local contacts and the specific answer.

Frequently asked questions

Do I need a permit for accessory dwelling unit (adu)?

Usually yes. Most building departments require a permit for accessory dwelling unit (adu). Each state adopts its own building code and each local building department enforces it, so pick your city below for the local answer.

What documents do I need?

Commonly: Building permit application with separate electrical, plumbing and mechanical permits; Site plan or survey showing the unit, setbacks and utility connections; Construction plans, with structural and wind-load details; Florida Energy Code compliance forms; Affordable rental affidavit under Florida Statutes 163.31771(4). Your jurisdiction sets the exact list.

How do I get an answer for my specific project?

Run the free PermitRoadmap check. It uses your answers and your jurisdiction to return the likely permits, documents, inspections, and next steps, each linked to its source.