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Private Tree Ordinance Date Enacted Ardsley Yes 12/83 Bedford Yes 8/86 Briarcliff Manor No Bronxville No Buchanan No Cortlandt No Croton-on-Hudson No Dobbs Ferry* No Eastchester* No Elmsford No Greenburgh Yes 1987 Harrison Yes 1989 Hastings-on-Hudson No Irvington Yes 1980 Larchmont No Lewisboro Yes 1/77 Mamaroneck Town No Mamaroneck Village No Mt. Kisco Yes 1/89 Mt. Pleasant Yes 4/89 Mt. Vernon No New Castle No New Rochelle No North Castle Yes 10/62 North Salem No North Tarrytown Yes 1984 Ossining Town No Ossining Village No Peekskill No Pelham Manor No Pelham Town No Pelham Village No Pleasantville No Port Chester No Pound Ridge Yes 1990 Rye Brook Yes 1989 Rye No Scarsdale Yes 7/87 Somers Yes 2/90 Tarrytown Yes 8/88 Tuckahoe No White Plains** Yes 1984 Yonkers No Yorktown No Town Inventory Exemptions/ Conditions Decision Time Limit Construction Certificate of Occupancy for Tree Work Replacement Bonds Protection for Historic Landmark Specimen Comments/Survey* Ardsley Pre-building; tree type, size, location All exempted but subdivisions — Replace damage by one or more No In kind or multiple within 2 yrs 90% + 10% cash No Includes all undeveloped property; weak except subdivisions, good construction damage requirement; Type I Bedford Pre-building; tree type, size, location <5 acre, slope <25% special for relationships to improvements — — No — — Town list Weak, 5 acres too loose; fair historic, new; Type II Greenburgh Pre-building; tree type, size, location 4 broad types: hardship, interference ecological, 10 ft of bldg. 20 days Replace damage by one or more Yes In kind or multiple; no time limit 90% + 10% cash No Very good, except many exemptions can be too loose; Types I and II Harrison No 4 types, same as Greenburgh; <3 trees — — Yes In kind or multiple within 1 yr Yes Yes Fair on private property/ historic; Type I Irvington No 4 types, same as Greenburgh — — No — Yes Yes Weak; 3 acres too loose/ fair historic; Type I Lewisboro No — — No No — — — Very weak; Type I Mt. Pleasant Pre-cutting; tree type, size, location, condition ‘Tree Density Factor” Stop Work Clause If damage, replacement within 2 yrs No Tree Fund — Yes Detailed, good, strict; few exemptions; interesting approach to density; new; Type III N. Tarrytown No <2 trees — — No — — No Weak, few details; high fines; Type I Pound Ridge No No clear-cutting 25 ft of property line; 4 types, same as Greensburg; special relationship to improvements — — No — — No Fair; exemptions too broad; new; Type II Rye Brook No Special list of protected trees (beech, hemlock, etc.) — — No In kind — Yes, plus potential tree list Fair, special list good; new; Type III Scarsdale All trees 4 inches or more — — — No In kind/2 yr Yes Yes Weak, exemption too broad, few details; Type I Somers No No clear-cutting — — No No Pending No Very weak except for clear-cutting; Types I and II Tarrytown No Special list of protected trees — — No Tree fund; in kind or multiple — Yes Weak; Type I White Plains No Special list of protected trees; developed property — — No In kind — No Good goals, very poor on undeveloped property, reforestation goal; Type II ↵* See text for descriptions of Types I, II, and III.
Municipality Type of Private Land Affected Exemption Conditions Tree Size* Tree Inventory Ardsley SD all but SD 6 in (15 cm) s, tSD Bedford ⊕5 acres 12 in (30 cm) dbh; >25% grade ≤5 acres 12 in (30 cm) reason, n, area Greenburgh ⊕1 acre interference, hardship, D — s, t, I Harrison if BP, ⊕ 3 trees removed <3 trees 4 in (10 cm) s, t Irvington >3 acres ≤3 acres 6 in (15 cm) nr Lewisboro >5 acres ⊕5 acres 10 in (25 cm) s, n, area Mt. Kisco PTPZ, STPZ (see text) public land 4 in (10 cm) reason, method, s, t, h, I. n Mt. Pleasant all private property — many reason, method, s, t, h, I, n density factor N. Castle 150 ft. (46 m) from R >150 ft. (46 m) 6 in (15 cm) nr N. Tarrytown >1 acre ≤1 acre 4 in (10 cm) s, t, I Pound Ridge clear-cutting not allowed >25% slope, 12 in (30 cm) on SD <12 in. (30 cm) on SD 6 in (15 cm) specific (see text) Rye Brook developed or unimproved property public property 12 in (30 cm) nr Scarsdale no removal of 12 in (30 cm) 54 in (135 cm) dbh <12 in (30 cm) 54 in (135 cm) dbh 12 in (30 cm) nr Somers clear-cutting not allowed, >25% slope clear-cut <10,000 ft2 4 in (10 cm) 23 in (57 cm) on SD; 4 in (10 cm) clear-cut Tarrytown >1 acre, SD ⊕1 acre with R, D 4 in (10 cm) nr White Plains SD, vacant land, future redevelopment existing private property 12 in (30 cm) 8 in (20 cm), h, n ↵* dbh at 4 ft or 4.5 feet (1.2 or 1.4 m), except N. Castle, at 3 ft (0.9 m).
Key
SD: subdivision
D: substantially developed
R: a residence on this iand
S: site plan
BP: building permit
s: size required in inventory
t: tree type required in inventory
l: location of tree required in inventory
h: health of tree required in inventory
n: # of trees to be removed required in inventory
nr: inventory not required
Pound Ridge American Chestnut* Shortleaf Pine American Elm Virginia Pine Black Walnut* Swamp Cottonwood Atlantic White Cedar Blackjack Oak Kentucky Coffee Tree Willow Oak American Crab Rye Brook American Beech Silver Linden European Beech Sugar Maple American Elm Red Oak Canadian Hemlock White Oak Shagbark Hickory Eastern White Pine Japanese Larch American Sycamore Littleleaf Linden Tarrytown American Beech Canadian Hemlock European Beech American Sycamore East White Pine Littleleaf Linden American Elm Larch Ginkgo White Plains Red Dogwood Black Walnut White Dogwood Mulberry Copper Beech Birch ↵* 6 in (15 cm) dbh or more.