Grading and drainage plans reviewed by the Building Department. Runoff cannot be directed onto adjoining property. Tight urban lots make drainage plans critical.
NYS Residential Code R401.3 and R801 require positive drainage away from foundations (6 inches within 10 feet). Mount Vernon building permits require site grading plans showing finished grades, swales, and discharge points. Storm drainage cannot be piped or directed onto neighboring property — a common issue in dense rowhouse blocks.
Illegal discharge onto neighboring property or public right-of-way: order to correct plus civil penalties. Neighbor can pursue private nuisance action.
Mount Vernon, NY
Mount Vernon operates alternate-side parking for street cleaning and enforces residential permit parking in several districts. Non-residents cannot park over...
Mount Vernon, NY
Driveways must be paved, properly permitted curb cuts, and cannot block sidewalks. Parking on front lawns or unpaved areas is prohibited in residential zones.
Mount Vernon, NY
Recreational vehicles, boats, and trailers are generally prohibited from parking on public streets and in front-yard setbacks in residential zones. Storage i...
Mount Vernon, NY
Retaining walls over 4 ft measured from bottom of footing to top of wall require a building permit and sealed engineered drawings. Walls with surcharge (driv...
Mount Vernon, NY
A building permit from the Mount Vernon Building Department is required for most new fences and for replacements that change height, materials, or location. ...
Mount Vernon, NY
Chickens and livestock are prohibited in Mount Vernon residential zones. The city's dense urban character (~4 sq mi) excludes agricultural uses from zoning.
Side-by-side rule comparisons with other cities in Westchester County.
See how other cities in Westchester County handle grading & drainage.
See how Mount Vernon's grading & drainage rules stack up against other locations.
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