Accessory Structures in Buffalo, NY (2026)
2 verified accessory structures rules for Buffalo, New York, sourced directly from the municipal code and official government pages.
Verified from official government sources
Shed & Carport Rules
Buffalo lets homeowners build a single detached storage shed up to 144 square feet without any building permit, but bigger sheds trigger a fee-based permit. The Department of Permit and Inspection Services enforces the size cutoff and reviews any shed above it for drainage, hazard and zoning compliance.
Buffalo Shed Permit and Size Rules
Some RestrictionsBuffalo City Code § 103-2.3(19)
Repair, renovation or construction of storage sheds, playhouses, similar utility/miscellaneous buildings and playground equipment at existing one- and two-family dwellings. Homeowners and appropriately licensed handymen, contractors, and construction managers may repair, renovate, or construct such a single story, detached storage shed of up to 144 square feet of ground surface coverage, simila...
Tiny Homes
Automobiles and trailers (including tiny homes on wheels) may not be occupied as a residence or business in Buffalo for more than 48 hours without a city permit. A permit will not be issued unless the unit connects to public water and sanitary sewer and has adequate sanitation and lighting.
Accessory Structures: Tiny Homes
Significant RestrictionsBuffalo City Code § 459-1
Chapter 459. Trailers § 459-1. Use as a residence or business. No person, firm or corporation shall occupy as a place of residence or business any automobile or trailer in the City of Buffalo for a period longer than 48 hours unless a permit for such use shall be obtained from the Commissioner of Permit and Inspection Services. Such permit for such longer use shall not be issued unless the auto...
Looking for Erie County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Buffalo city rules.
Accessory Structures in Erie County →