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| County | Permit Authority | Site Plan Notes |
|---|---|---|
| Queens County | NYC Department of Buildings (DOB) — Queens Borough Office | All permits processed via DOB NOW online portal. Site plans are required for virtually all construction projects, including any new building regardless of size. Coastal properties near Jamaica Bay or the Rockaways must document flood hazard areas and floodways on submitted site plans per 19 NYCRR §1202.3. |
| Suffolk County | Local town building departments (Babylon, Brookhaven, Huntington, Islip, Smithtown, Southampton, East Hampton, Riverhead, Shelter Island, Southold) | Suffolk County is governed primarily through its ten towns, each of which maintains its own building department and permit requirements. Long Island’s coastal geography means many properties are subject to wetlands setback regulations, FEMA flood zone documentation, and DEC tidal wetland permits — all of which require accurate site plan depiction of structure locations and distances to lot lines and water features. |
| Nassau County | Local city/town/village building departments; Nassau County Department of Buildings for unincorporated areas | Nassau County’s dense suburban landscape and extensive coastline along the South Shore and Long Island Sound create elevated permit complexity. Coastal and wetland setbacks must be accurately documented on site plans; properties in FEMA Special Flood Hazard Areas require flood zone notation. Many incorporated villages maintain their own strict zoning and architectural review requirements beyond county minimums. |
| Bronx County | NYC Department of Buildings (DOB) — Bronx Borough Office | All permit applications filed through DOB NOW. Site plans required for new construction, additions, demolitions, and accessory structures. Properties adjacent to NYC Parks — including Pelham Bay Park and Van Cortlandt Park — require a dimensioned site plan submitted separately to NYC Parks for any nearby construction activity. |
| Westchester County | Local city/town/village building departments (Yonkers, White Plains, New Rochelle, Mount Vernon, and others) | Westchester is one of New York’s most jurisdictionally complex counties, with dozens of incorporated villages and cities each enforcing their own permit requirements. Yonkers Building Department requires site plans for all new construction, additions, and accessory structures. Frost line depths of approximately 36–42 inches affect footing documentation. Many Westchester communities have active historic districts and HOA architectural review boards requiring site plans for fence, deck, and exterior alteration proposals. |
| Orange County | Local city/town/village building departments (Newburgh, Middletown, and others); Orange County Building Safety for unincorporated areas | Site plans are required across Orange County municipalities for new construction, additions, accessory structures, and demolitions. Properties in flood-prone areas along the Hudson River corridor and its tributaries must document flood hazard zones on submitted site plans. Many communities in the Hudson Valley portion of Orange County have historic district protections requiring additional review before permit issuance. |
| Rockland County | Local town/village building departments (Clarkstown, Ramapo, Orangetown, Stony Point, Haverstraw) | Rockland County’s five towns each administer their own building permit programs. Site plans are required for new buildings, additions, accessory structures, and pools. Frost line depths of approximately 36–42 inches apply throughout the county. HOA communities are common in suburban Rockland and frequently require site plans for fence, deck, and exterior modification proposals. |
| Albany County | Albany Building and Inspections (City of Albany); Albany County Department of Buildings for unincorporated municipalities | Site plans are required for all new construction, additions, accessory structures, and demolitions in Albany and throughout the county. The City of Albany contains numerous state and locally designated historic districts; projects in these areas require review and approval by the Albany Historic Resources Commission before a building permit is issued. Frost line depth is approximately 42–48 inches in the Albany area, affecting footing location documentation on submitted plans. |
| Saratoga County | Local town/village building departments (Saratoga Springs, Clifton Park, Ballston Spa, and others) | Saratoga County is one of New York’s fastest-growing counties, and local building departments require site plans for new construction, additions, and accessory structures. The City of Saratoga Springs has its own Design Review Commission for projects in historic or architecturally significant areas. Frost line depth is approximately 42–48 inches, and snow load requirements apply to all structural permit applications in this upstate region. |
| Niagara County | Local city/town/village building departments (Niagara Falls, Lockport, and others); Niagara County Department of Economic Development for unincorporated areas | Niagara County municipalities require site plans for new construction, additions, and accessory structures. As part of the Lake Erie and Lake Ontario snow belt, ground snow loads in Niagara County can be among the highest in the state, directly affecting deck, garage, and accessory structure permit requirements. Frost line depth is approximately 48 inches; accurate footing location documentation is critical on all structural applications. |
| Ulster County | Local town/city building departments (Kingston, Woodstock, New Paltz, and others); Ulster County Planning Board for certain approvals | Ulster County’s municipalities each administer their own permit programs. The City of Kingston has active historic districts where Landmarks Commission review is required before permit issuance. Properties in the Hudson Valley and Catskill foothills may be subject to SEQRA environmental review for larger projects. Frost line depth is approximately 42–48 inches throughout the county. |
| Schenectady County | City of Schenectady Department of Development; local town building departments for suburban areas | Site plans are required in Schenectady and across the county for new construction, additions, accessory structures, and demolitions. Schenectady’s Stockade Historic District — one of the oldest neighborhoods in the United States — requires historic preservation review for any exterior changes or new construction within its boundaries. Frost line depth is approximately 42–48 inches in this Capital Region county. |
| Rensselaer County | Local city/town building departments (Troy, Rensselaer, and others); Rensselaer County Department of Health for septic-related reviews | Rensselaer County municipalities require site plans for new buildings, additions, and accessory structures. The City of Troy has historic district designations along the Hudson waterfront requiring Landmarks Commission review. Frost line depth is approximately 42–48 inches; accurate footing documentation is required on all structural permit applications in this Capital Region county. |
| Chautauqua County | Chautauqua County Department of Planning & Community Development; local town/city building departments (Jamestown, Dunkirk) | Chautauqua County is in New York’s Lake Erie snow belt, where ground snow loads can be exceptionally high — among the heaviest in the state. Site plans for decks, garages, and accessory structures must accurately document setbacks and structural locations to support snow load compliance review. Frost line depth is approximately 48 inches. Lakefront properties on Lake Erie and Chautauqua Lake may require additional DEC wetland review. |
| Oswego County | Oswego County Code Enforcement; local town/city building departments (City of Oswego, Fulton) | Oswego County sits in one of New York’s most extreme lake-effect snow zones along Lake Ontario, with ground snow loads that rank among the highest in the contiguous U.S. Site plans for all structural permits — particularly decks, garages, and additions — must clearly show setbacks and structure placement to support snow load compliance. Frost line depth is 48 inches or more. Lakefront and waterfront properties require accurate documentation of setbacks from water features. |
| Jefferson County | Jefferson County Building and Code Enforcement; local town building departments | Jefferson County requires a site plan showing the proposed location of all structures, distances to lot lines, septic system location, well location, and any other existing structures on the parcel. As a Lake Ontario county subject to heavy lake-effect snow, ground snow loads are among the highest in the state — making accurate structural placement documentation critical. Frost line depth is 48 inches or more throughout the county. |
| Ontario County | Local town/city building departments (Canandaigua, Geneva, and others); Ontario County Planning Department for certain approvals | Ontario County municipalities require site plans for new construction, additions, accessory structures, and pools. Finger Lakes region properties near Canandaigua Lake and other water bodies may require DEC wetland setback documentation on submitted site plans. Frost line depth is approximately 42–48 inches; snow load requirements apply to all structural permit applications in this Finger Lakes region county. |
| St. Lawrence County | St. Lawrence County Building and Code Enforcement; local town building departments for municipalities with local enforcement | St. Lawrence County is a large, rural county in northern New York where many townships rely on county-level code enforcement under the NYS Uniform Fire Prevention and Building Code. Site plans must show proposed and existing structure locations, distances to lot lines, and well/septic system placement. Ground snow loads in St. Lawrence County are among the highest in New York State, and frost line depth exceeds 48 inches — footing documentation is critical on all structural applications. |
| Putnam County | Local town building departments (Carmel, Kent, Patterson, Philipstown, Putnam Valley, Southeast) | Putnam County’s six towns each administer their own building permit programs. Site plans are required for new construction, additions, accessory structures, and pools. Properties in the Hudson Highlands area may be subject to environmental review under SEQRA for projects near protected natural areas. Frost line depth is approximately 36–42 inches in this Lower Hudson Valley county. |
| Steuben County | Steuben County Code Enforcement; local town/city building departments (Corning, Bath, and others) | Steuben County municipalities and county code enforcement require site plans for new buildings, additions, and accessory structures. Frost line depth is approximately 42–48 inches in this Southern Tier county. Properties with on-site septic systems and wells — common in Steuben’s rural areas — must document those features and their distances to proposed structures on the submitted site plan. |
| Wayne County | Wayne County Building Code Enforcement; local town building departments for municipalities with local enforcement | Wayne County, situated between Lake Ontario and the Finger Lakes, requires site plans for new construction, additions, and accessory structures. Lake Ontario-effect snow is a significant factor; ground snow loads are elevated and must be accounted for in deck and garage permit documentation. Frost line depth is approximately 42–48 inches. Waterfront properties on Lake Ontario require accurate setback documentation from shoreline features. |
| Sullivan County | Sullivan County Division of Code Enforcement; local town building departments for municipalities with local enforcement | Sullivan County administers Uniform Code enforcement for many of its rural towns. Site plans must show structure location, lot line distances, and well and septic system placement. Properties near the Delaware River and its tributaries may require flood hazard documentation. Frost line depth is approximately 42–48 inches in the Catskill region. SEQRA environmental review may apply to larger development projects. |
| Clinton County | Clinton County Code Enforcement; local town/city building departments (Plattsburgh and others) | Clinton County is in far northern New York near the Canadian border, where frost line depths exceed 48 inches and ground snow loads are among the highest in the state. Site plans for all structural projects must clearly document proposed structure locations, setbacks, and footing placement. Waterfront properties on Lake Champlain require accurate setback documentation from shoreline and wetland features. |
| Cattaraugus County | Cattaraugus County Building Code Enforcement; local town/city building departments (Olean, Salamanca, and others) | Cattaraugus County is in the Western New York snow belt, with ground snow loads that can be among the heaviest in the state. Site plans for decks, garages, and accessory structures must accurately reflect setbacks and structure placement to support snow load compliance review. Frost line depth is approximately 48 inches. Properties with on-site well and septic systems must document those locations on submitted plans. |
| Cayuga County | Cayuga County Office of Planning & Economic Development; local town/city building departments (Auburn and others) | Cayuga County municipalities require site plans for new construction, additions, and accessory structures. Properties along the shores of Cayuga Lake — the longest of the Finger Lakes — may require DEC wetland setback documentation. Frost line depth is approximately 42–48 inches. Ground snow loads are significant in this central New York county, particularly in elevated areas. |
| Madison County | Madison County Code Enforcement; local town building departments for municipalities with local enforcement | Madison County administers Uniform Code enforcement for many of its rural towns. Site plans are required for new construction, additions, and accessory structures, and must document structure location, distances to lot lines, and well/septic placement on rural parcels. Frost line depth is approximately 42–48 inches; snow loads are elevated in this central New York county. |
| Warren County | Warren County Planning Department; local town building departments (Glens Falls, Lake George, and others) | Warren County encompasses the southern Adirondacks and Lake George region, where ground snow loads are substantial and frost line depth exceeds 48 inches. Site plans for all structural permits must document setbacks and footing placement. Shoreline properties on Lake George are subject to strict DEC Adirondack Park Agency (APA) setback regulations, and site plans must accurately reflect structure distances from the shoreline and wetland boundaries. |
| Livingston County | Livingston County Planning Department; local town/village building departments (Geneseo, Avon, and others) | Livingston County municipalities require site plans for new construction, additions, and accessory structures. Properties with on-site septic and well systems — common in this largely rural Finger Lakes region county — must document those features on the site plan. Frost line depth is approximately 42–48 inches; snow loads are a factor for all structural permit applications. |
| Columbia County | Columbia County Department of Code Enforcement; local town/city building departments (Hudson and others) | Columbia County, in the Hudson Valley, requires site plans for new buildings, additions, and accessory structures. The City of Hudson has active historic district protections, and the county’s many 18th- and 19th-century rural towns contain numerous historic resources. Projects near the Hudson River waterfront may require SEQRA environmental review. Frost line depth is approximately 42–48 inches in this mid-Hudson Valley county. |
| Otsego County | Otsego County Code Enforcement; local town/city building departments (Oneonta, Cooperstown, and others) | Otsego County enforces the Uniform Code for municipalities without local enforcement programs. Site plans are required for new construction, additions, and accessory structures. Note: Otsego County doubles permit application fees if work is started without a permit. Frost line depth is approximately 42–48 inches. Properties with on-site septic and well systems must document those features and their distances to proposed structures on submitted plans. |
| Washington County | Washington County Code Enforcement; local town building departments for municipalities with local enforcement | Washington County administers the Uniform Code for many of its rural towns along the Vermont border. Site plans must document structure location, lot line setbacks, and well/septic placement. Frost line depth is approximately 42–48 inches or more in this northeastern New York county. Ground snow loads are elevated; accurate structural placement documentation is essential for deck and garage permit applications. |
| Herkimer County | Herkimer County Code Enforcement; local town building departments for municipalities with local enforcement | Herkimer County is in central New York’s Mohawk Valley and southern Adirondack foothills, where frost line depth reaches 48 inches or more and ground snow loads are significant. Site plans are required for new construction, additions, and accessory structures, and must clearly show setbacks and footing placement. Properties with on-site septic and well systems must include those locations on submitted plans. |
| Genesee County | Genesee County Planning Department; local town/city building departments (Batavia and others) | Genesee County municipalities require site plans for new construction, additions, and accessory structures. Located in Western New York between Buffalo and Rochester, Genesee County experiences significant lake-effect snow; ground snow loads and frost line depth of approximately 48 inches must be accounted for in all structural permit documentation. Properties with on-site well and septic systems must document those features on the site plan. |
| Fulton County | Fulton County Code Enforcement; local town/city building departments (Gloversville, Johnstown, and others) | Fulton County is in the southern Adirondack foothills, where ground snow loads are elevated and frost line depth reaches 48 inches or more. Site plans are required for new construction, additions, and accessory structures. Properties near the Great Sacandaga Lake reservoir require accurate setback documentation from shoreline features. Accurate structural placement and footing documentation are essential for all structural permit applications in this county. |
| Montgomery County | Montgomery County Code Enforcement; local town/city building departments (Amsterdam and others) | Montgomery County, in the Mohawk Valley, requires site plans for new construction, additions, and accessory structures. Frost line depth is approximately 42–48 inches. Properties along the Mohawk River in flood-prone areas must document flood hazard area boundaries on submitted site plans. The county enforces the Uniform Code for municipalities without local enforcement programs. |
| Tioga County | Tioga County Code Enforcement; local town building departments for municipalities with local enforcement | Tioga County administers Uniform Code enforcement for many of its rural Southern Tier municipalities. Site plans are required for new buildings, additions, and accessory structures, and must document structure location, distances to lot lines, and well/septic system placement. Frost line depth is approximately 42–48 inches. The county borders Pennsylvania, and some municipalities enforce particularly strict agricultural and rural zoning standards. |
| Greene County | Greene County Code Enforcement; local town building departments (Catskill, Cairo, Hunter, and others) | Greene County is in the Catskill Mountains region, where ground snow loads are substantial and frost line depth reaches 42–48 inches or more at higher elevations. Site plans are required for new construction, additions, and accessory structures. The Catskill Center and Adirondack Park Agency-like considerations apply to some parcels; SEQRA environmental review may be required for larger projects. Properties along the Hudson River must document flood zone boundaries on site plans. |
| Allegany County | Allegany County Code Enforcement; local town building departments for municipalities with local enforcement | Allegany County, in the Southern Tier bordering Pennsylvania, requires site plans for new construction, additions, and accessory structures. Ground snow loads are significant in this hilly region, and frost line depth is approximately 42–48 inches. Rural properties commonly rely on on-site well and septic systems, which must be documented on submitted site plans showing distances to proposed structures and lot lines. |
| Franklin County | Franklin County Code Enforcement; local town building departments for municipalities with local enforcement | Franklin County is in the northern Adirondacks near the Canadian border, with some of the heaviest ground snow loads and deepest frost lines (48 inches or more) in New York State. Site plans are required for all structural permit applications and must clearly show setbacks, footing placement, and the location of any well or septic system. Many parcels in Franklin County fall within the Adirondack Park and are subject to Adirondack Park Agency (APA) land use regulations. |
| Chenango County | Chenango County Code Enforcement; local town building departments for municipalities with local enforcement | Chenango County enforces the Uniform Code for many of its rural municipalities in central New York. Site plans are required for new buildings, additions, and accessory structures, and must document structure location, lot line setbacks, and well/septic placement. Frost line depth is approximately 42–48 inches. Ground snow loads are moderate to significant in this upstate region. |
| Cortland County | Cortland County Code Enforcement; local town/city building departments (City of Cortland and others) | Cortland County sits in a region of elevated ground snow loads in central New York, and frost line depth is approximately 42–48 inches. Site plans are required for new construction, additions, and accessory structures. The city and many towns administer their own permit programs; rural parcels with on-site well and septic systems must document those features on submitted site plans. |
| Delaware County | Delaware County Code Enforcement; local town building departments for municipalities with local enforcement | Delaware County is a large, rural Catskill region county where county code enforcement administers the Uniform Code for many municipalities. Site plans must document structure location, lot line setbacks, and well/septic system placement. Ground snow loads are significant in the Catskill highlands, and frost line depth is approximately 42–48 inches. SEQRA environmental review may be required for projects near protected watershed areas that supply New York City’s water supply. |
| Wyoming County | Wyoming County Code Enforcement; local town building departments for municipalities with local enforcement | Wyoming County, in Western New York between Buffalo and the Southern Tier, has elevated ground snow loads and a frost line depth of approximately 48 inches. Site plans are required for new construction, additions, and accessory structures. Rural properties with on-site well and septic systems must document those features and their setback distances on submitted plans. The county enforces the Uniform Code for municipalities without local programs. |
| Orleans County | Orleans County Code Enforcement; local town building departments for municipalities with local enforcement | Orleans County lies along Lake Ontario in Western New York and experiences significant lake-effect snow; ground snow loads are elevated and frost line depth is approximately 48 inches. Site plans are required for new construction, additions, and accessory structures. Shoreline properties on Lake Ontario require accurate setback documentation from the water’s edge, and DEC wetland setback compliance may apply to lakeshore parcels. |
| Essex County | Essex County Code Enforcement; local town building departments (Lake Placid, Elizabethtown, and others) | Essex County is in the heart of the Adirondack Park — the largest publicly protected area in the contiguous U.S. Nearly all of Essex County falls within APA jurisdiction, and any construction must comply with APA land use regulations in addition to the Uniform Code. Ground snow loads are among the highest in New York State, and frost line depth exceeds 48 inches. Site plans must clearly show structure placement, setbacks, and footing locations. |
| Seneca County | Seneca County Code Enforcement; local town building departments for municipalities with local enforcement | Seneca County is located between Seneca and Cayuga Lakes in the Finger Lakes region. Site plans are required for new construction, additions, and accessory structures. Waterfront properties on Seneca Lake — the deepest of the Finger Lakes — and Cayuga Lake may require DEC wetland setback documentation. Frost line depth is approximately 42–48 inches. Ground snow loads are moderate to significant. |
| Schoharie County | Schoharie County Code Enforcement; local town building departments for municipalities with local enforcement | Schoharie County, in the northern Catskill foothills, requires site plans for new construction, additions, and accessory structures. The Schoharie Creek watershed is prone to flooding, and properties in FEMA flood zones must document flood hazard boundaries on site plans. Frost line depth is approximately 42–48 inches. The county enforces the Uniform Code for municipalities without local enforcement programs. |
| Lewis County | Lewis County Code Enforcement; local town building departments for municipalities with local enforcement | Lewis County is in the Tug Hill Plateau region — one of the snowiest areas in the eastern United States, where ground snow loads are among the very highest in New York State. Frost line depth exceeds 48 inches. Site plans for all structural permits must clearly show setbacks and footing placement to support snow load compliance. Many Lewis County parcels are rural and rely on on-site well and septic systems that must be documented on submitted plans. |
| Yates County | Yates County Code Enforcement; local town building departments for municipalities with local enforcement | Yates County, in the Finger Lakes region, requires site plans for new construction, additions, and accessory structures. Shoreline properties on Keuka Lake and Seneca Lake may require DEC wetland setback documentation on submitted plans. Frost line depth is approximately 42–48 inches. The county enforces the Uniform Code for municipalities without local enforcement programs. Rural parcels with on-site well and septic systems must document those features on the site plan. |
| Schuyler County | Schuyler County Code Enforcement; local town building departments for municipalities with local enforcement | Schuyler County is a small Finger Lakes region county bordering Seneca and Watkins Glen. Site plans are required for new construction, additions, and accessory structures. Properties near Seneca Lake and the Watkins Glen gorge area may be subject to DEC wetland and natural feature setback requirements. Frost line depth is approximately 42–48 inches. The county enforces the Uniform Code for municipalities without local enforcement programs. |
| Hamilton County | Hamilton County Code Enforcement; local town building departments for municipalities with local enforcement | Hamilton County is the least populous county in New York and lies entirely within the Adirondack Park. All construction is subject to Adirondack Park Agency (APA) land use regulations in addition to the NYS Uniform Code. Ground snow loads are among the highest in the state, and frost line depth exceeds 48 inches. Site plans must clearly document structure placement, setbacks from lot lines and water features, and footing locations for all permit applications. |
| Kings County (Brooklyn) | NYC Department of Buildings (DOB) — Brooklyn Borough Office | Permits processed through DOB NOW; NYC DOB handles 175,000+ applications annually. Site plans required for new buildings, additions, accessory structures, pools, and demolitions. Historic district properties in Brooklyn Heights and other landmark areas may require NYC Landmarks Preservation Commission (LPC) review before DOB permit issuance. |
| New York County (Manhattan) | NYC Department of Buildings (DOB) — Manhattan Borough Office | DOB NOW platform manages all permit applications; Manhattan processes more permit applications than any other borough. Extensive historic district coverage (Greenwich Village, Upper West Side, SoHo, etc.) means a large share of projects require NYC Landmarks Preservation Commission (LPC) approval before a building permit is issued. Construction near NYC Parks requires a separate dimensioned site plan submission to NYC Parks. |
| Erie County (Buffalo) | Buffalo Permit and Inspection Services (City of Buffalo); Erie County Department of Environment and Planning for unincorporated areas | Buffalo’s building department requires site plans showing all existing and proposed structures, distances to lot lines, and the location of any well or septic system. Upstate New York snow load requirements — among the highest in the state at up to 60–80 lbs per square foot in the Buffalo region — make accurate setback and structural location documentation critical for deck, garage, and roof addition permits. Frost line depth is approximately 48 inches; footing depth must be reflected on submitted plans. |
| Monroe County (Rochester) | City of Rochester Bureau of Buildings; local town building departments for suburban municipalities | Rochester and Monroe County municipalities require site plans for new construction, additions, accessory structures, pools, and demolition permits. Frost line depth in the Rochester area reaches 48 inches or more, making accurate footing location documentation essential on any structural permit application. Snow load requirements under the Uniform Code are significant for this region, affecting deck and garage design. |
| Richmond County (Staten Island) | NYC Department of Buildings (DOB) — Staten Island Borough Office | All permits processed through DOB NOW. Staten Island has significant coastal flood exposure along the eastern and southern shores; site plans for properties in FEMA flood zones must show flood hazard area boundaries and floodway limits per 19 NYCRR §1202.3. Construction near NYC Parks greenway areas requires a separate dimensioned site plan submission to NYC Parks. |
| Onondaga County (Syracuse) | City of Syracuse Division of Code Enforcement; Onondaga County Planning for unincorporated areas | Syracuse and Onondaga County are in one of New York’s highest snow load zones, with ground snow loads reaching 60–80 lbs per square foot — the heaviest in the contiguous U.S. for a major city. Accurate site plans showing structure locations and setbacks are critical for deck, garage, and addition permits subject to these load requirements. Frost line depth is 48 inches or more; footing documentation must reflect this on submitted plans. |
| Dutchess County (Poughkeepsie) | City of Poughkeepsie Bureau of Code Enforcement; local town building departments; Dutchess County Department of Planning & Development | Dutchess County municipalities require site plans for new construction, additions, pools, decks, and accessory structures. Properties along the Hudson River waterfront may be subject to NYS DEC freshwater or tidal wetland permit requirements, necessitating accurate site plan documentation of structure setbacks from water features. Hudson Valley historic districts are prevalent; Landmarks Commission review may be required in designated areas. |
| Oneida County (Utica) | City of Utica Code Department; Oneida County Department of Development for unincorporated areas | Site plans are required throughout Oneida County for new buildings, additions, accessory structures, and demolitions. Frost line depth reaches 48 inches in the Utica area; footing placement must be accurately reflected on permit submission plans. Snow loads are substantial in this region of central New York, making setback and structural location documentation especially important for deck and roof-bearing addition projects. |
| Broome County (Binghamton) | City of Binghamton Department of Planning, Housing & Community Development; local town building departments | Site plans are required across Broome County for new construction, additions, demolitions, accessory structures, and pools. Binghamton and the surrounding Susquehanna River valley have experienced significant flood events; properties in designated flood hazard areas must document floodway and flood zone boundaries on submitted site plans per 19 NYCRR §1202.3. Frost line depth is approximately 42–48 inches in this region. |
| Tompkins County (Ithaca) | City of Ithaca Department of Planning & Development; local town building departments; Tompkins County Planning for certain approvals | Ithaca and Tompkins County require site plans for new construction, additions, accessory structures, and demolitions. The City of Ithaca has an active Ithaca Landmarks Preservation Commission (ILPC) that reviews projects in designated local historic districts before building permits are issued. Frost line depth is approximately 42–48 inches. SEQRA environmental review may be triggered for larger development projects in this environmentally sensitive Finger Lakes county. |
| Chemung County (Elmira) | City of Elmira Code Enforcement; Chemung County Planning Department for certain approvals | Site plans are required in Elmira and throughout Chemung County for new construction, additions, accessory structures, and demolitions. The Chemung River corridor includes flood-prone areas; properties in FEMA Special Flood Hazard Areas must document flood zone boundaries on site plans per state code requirements. Frost line depth is approximately 42–48 inches in this Southern Tier county. |
