Permit Requirements in New York, NY (2026)
4 verified permit requirements rules for New York, New York, sourced directly from the municipal code and official government pages.
Verified from official government sources
Shed & Outbuilding Permits
In NYC, temporary portable freestanding sheds on one- or two-family dwellings are exempt from permits if they are 120 sq ft or less, no taller than 7 ft 6 in, not within 3 ft of lot lines, do not obstruct windows, and there is only one shed per tax lot. Larger sheds require DOB permits.
NYC Shed Permit Requirements
Some RestrictionsFence Permits
Fences 6 feet or less in height on one- or two-family dwellings are exempt from building permits in NYC. Taller fences require a DOB permit. All fences must comply with NYC Zoning Resolution height limits: typically 4 feet in front yards and 6 feet in side/rear yards in residential districts.
NYC Fence Permit Requirements
Few RestrictionsDeck & Patio Permits
Most deck construction in NYC requires a building permit from DOB. Decks attached to buildings or elevated above grade need structural plans. The minimum DOB permit filing fee is $130. Patios at grade level that do not alter the building structure may be exempt. All outdoor structures must comply with zoning setback and lot coverage requirements.
NYC Deck and Patio Permit Requirements
Heavy RestrictionsNYC Administrative Code §28-105.4.5
Most construction in New York City requires approval and permits from the Department of Buildings. Some minor alterations may be done without a work permit. For example, installing new kitchen cabinets doesn't require a permit but contractors must have a Department of Consumer and Worker Protection Home Improvement Contractor (HIC) license. A Professional Engineer (PE), Registered Architect (RA...
Renovation Permits
Most interior and exterior renovation work in NYC requires a building permit from DOB. Alteration Type 1 (ALT1) permits are for major changes affecting use, egress, or occupancy. Alteration Type 2 (ALT2) permits cover work with multiple types. Alteration Type 3 (ALT3) covers minor work like one trade. Minimum filing fee is $130.
NYC Renovation Permit Requirements
Heavy RestrictionsLooking for New York County county-wide rules?
County ordinances apply to unincorporated areas and may supplement New York city rules.
Permit Requirements in New York County →