10 county-level rules, plus city-specific rules for 1 city in Montgomery County, Ohio.
Verified from official government sources
Montgomery County, Ohio issues no short-term-rental permit. Land use is zoned by your city, village, or township, not the county. The one county requirement that can reach lodging is the 3% Hotel Lodging Excise Tax registration for operators meeting the hotel definition.
ORC 519.02(A)
The board of township trustees may regulate by resolution, in accordance with a comprehensive plan, the location, height, bulk, number of stories, and size of buildings and other structures... and the uses of land for trade, industry, residence, recreation, or other purposes in the unincorporated territory of the township.
Montgomery County has no county-wide short-term-rental noise ordinance. Noise and nuisance limits are set and enforced by your city, village, or township. Where a township lacks its own code, Ohio's public-nuisance statutes may apply, but there is no county STR-specific decibel or quiet-hours rule.
Montgomery County levies a 3% excise tax on lodging furnished to transient guests, authorized by ORC 5739.09. It applies to establishments with five or more sleeping rooms. Revenue funds the Dayton/Montgomery County Convention & Visitors Bureau. Ohio state lodging tax and local municipal taxes may also apply.
Montgomery County Hotel Lodging Excise Tax Code of Regulations, Sec. 3(A)
An excise tax is hereby levied and imposed upon each transaction in Montgomery County by which lodging is or is to be furnished by a vendor to a transient guest or guests, at the rate of three (3%) percent of the rent for each such transaction, on and after June 1, 1980.
Montgomery County sets no short-term-rental parking requirement. Off-street parking and guest-parking standards are established by your city, village, or township zoning code under Ohio law, not by the county. Check your local municipality for any minimum-parking rule tied to rentals.
ORC 303.02(A)
The board of county commissioners may regulate by resolution, in accordance with a comprehensive plan, the location, height, bulk, number of stories, and size of buildings and other structures... and the uses of land for trade, industry, residence, recreation, or other purposes in the unincorporated territory of the county.
Montgomery County sets no guest-count occupancy cap for short-term rentals. Occupancy limits, if any, come from your city, village, or township zoning and building codes. The county's lodging tax uses a time-based rule: guests staying fewer than 30 consecutive days are 'transient' and taxable.
Montgomery County Hotel Lodging Excise Tax Code of Regulations, Sec. 2(E)
"Transient guest(s)" means person(s) occupying a room or rooms for sleeping accommodations for less than thirty (30) consecutive days.
Montgomery County has no short-term-rental insurance requirement. The county does not mandate liability coverage for hosts. Any insurance condition would come from your city, village, or township, your platform (Airbnb/VRBO), or your mortgage lender, not from county government.
Montgomery County sets no annual cap on the number of nights a property may be rented short-term. Any night limit comes from your city, village, or township zoning. The county lodging tax only marks stays of 30 or more consecutive days as tax-exempt, which is not a rental cap.
No county-wide short-term-rental registry exists. The only county registration touching lodging is the Hotel Lodging Excise Tax account, required of operators who meet the 5-or-more-room 'hotel' definition. Single-unit Airbnbs generally fall below that threshold; local registration is set by your municipality.
Montgomery County Hotel Lodging Excise Tax Code of Regulations, Sec. 2(D)
"Hotel" means every establishment kept, used, maintained, advertised or held out to the public to be a place where sleeping accommodations are offered to guests, in which five (5) or more rooms are used for the accommodation of such guests, whether such rooms are in one or several structures.
Montgomery County does not require a host or local contact to be present during short-term-rental stays. On-site host or responsible-party rules, where they exist, are adopted by your city, village, or township zoning code, not by the county.
Montgomery County imposes no primary-residence requirement on short-term rentals. Whether a host must live on-site, or may operate a non-owner-occupied rental, is decided by local zoning in your city, village, or township. The county neither mandates nor prohibits owner occupancy.
1 cities in Montgomery County have their own short-term rentals rules. Each link goes to that city's dedicated page with code citations.
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