Accessory Structures in Penn Hills, PA (2026)
5 verified accessory structures rules for Penn Hills, Pennsylvania, sourced directly from the municipal code and official government pages.
Verified from official government sources
ADU Rules
Pennsylvania has no statewide ADU mandate. Penn Hills does not appear to have a specific ADU-enabling ordinance. Accessory dwelling units in Penn Hills would require a zoning variance or special exception. PA UCC permits and inspections required for any new dwelling unit construction.
Penn Hills ADU (Accessory Dwelling Unit) Rules
Few RestrictionsShed Rules
Penn Hills requires a building permit for accessory structures larger than 100 square feet. Sheds must generally be located in the rear yard. PA UCC governs construction standards. Check zoning ordinance for setback requirements from property lines.
Penn Hills Shed and Outbuilding Rules
Some RestrictionsGarage Conversions
Garage conversions to living space in Penn Hills require a building permit and PA UCC compliance. Zoning approval may be required if the conversion changes the use or reduces required parking. Penn Hills requires Certificate of Use, Occupancy and Compliance before occupying converted space.
Penn Hills Garage Conversion Rules
Some RestrictionsCarport Rules
Penn Hills regulates carports as accessory structures under the Codified Ordinances Planning and Zoning chapters (Ch. 1268 Residential Districts, Ch. 1280 Conditional Uses). They must sit on the same lot as the principal dwelling, share a minimum building separation (50 ft principal-to-principal, 35 ft principal-to-accessory), and require a Pennsylvania Uniform Construction Code (UCC) building permit. Confirm exact district setbacks with Code Enforcement at 412-342-1192.
Carport Rules in Penn Hills
Some RestrictionsTiny Homes
Penn Hills has no dedicated tiny home ordinance. A site-built tiny house on a permanent foundation must meet single-family dwelling standards under the Codified Ordinances Ch. 1268 (Residential Districts) and the PA Uniform Construction Code, which adopts the IRC. Pennsylvania has not adopted IRC Appendix Q statewide, so habitable rooms generally must meet the IRC's 70 sq ft and 7 ft ceiling minimums. Tiny houses on wheels are treated as RVs and not allowed as permanent dwellings. Confirm with Code Enforcement at 412-342-1192.
Tiny Home Rules in Penn Hills
Some RestrictionsLooking for Allegheny County county-wide rules?
County ordinances apply to unincorporated areas and may supplement Penn Hills city rules.
Accessory Structures in Allegheny County →