Garage / Carport Permit Requirements in Washington, DC
When you DON'T need a permit
Small detached garage/carport structures (120 sq ft or less) may be treated as exempt accessory structures in Washington, DC.
Source: DC Construction Code
When you DO need a permit
Attached garages require a building permit in Washington, DC.
Estimated fee: $480 – $1,800
Typical timeline: About 4 weeks
Source: DC Construction Code
Converting a garage to living space requires multiple permits in Washington, DC.
Estimated fee: $360 – $1,440
Typical timeline: About 4 weeks
Source: DC Construction Code
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Frequently Asked Questions
Estimated permit fees for Garage / Carport projects in Washington, DC range from $480 – $1,800. Fees vary based on project scope and valuation.
It depends on the specifics of your project. Some smaller Garage / Carport projects may be exempt from permit requirements, while larger ones typically require a permit. Use our free lookup tool to check your specific situation.
Working without a required permit in Washington can result in fines, stop-work orders, being required to remove completed work, and complications when selling your home. It's always best to check first.
Typical approval time for Garage / Carport permits in Washington is About 4 weeks. More complex projects may take longer if plan review is required.