Building Permits in Troy, OH
Check permit requirements for home improvement projects in Troy. Select a project type below to see local requirements, estimated fees, and how to apply.
Key Exemptions in Troy
These projects typically don't require a building permit in Troy:
Interior basement waterproofing (sealants, interior drain tile, sump pump replacement) typically does not require a permit. Exterior excavation and foundation repair do require a building permit.
Cosmetic bathroom updates (new tile, paint, vanity replacement in the same location) do not require a permit as long as no plumbing or electrical changes are made.
A small concrete slab (under 200 sq ft, no structure on top) such as a small pad for trash bins or an AC condenser does not require a permit per 2024 RCO R105.2. The City of Troy zoning office still governs setbacks and placement, so confirm with Troy Planning and Zoning before starting.
Freestanding decks not more than 30 inches above grade are exempt from a building permit under the 2024 Ohio Residential Code (RCO) Section R105.2. City of Troy zoning setbacks still apply, so confirm placement with Miami County Building Regulations before building. The City of Troy zoning office still governs setbacks and placement, so confirm with Troy Planning and Zoning before starting.
Interior demolition of non-structural elements (cabinets, finishes, non-load-bearing walls under 100 sq ft) typically does not require a permit. If walls being removed may be load-bearing, a building permit is required and the inspector should review first.
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Troy Building Department
Nearby Cities in Ohio
Permit Guides
Read our in-depth guides for common home improvement projects: