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🌿 Landscaping Rules/Tree Trimming

Tree Trimming: Calverton vs Islip

How do tree trimming rules compare between Calverton, NY and Islip, NY?

Calverton and Islip have similar restriction levels.

Calverton, NY

Suffolk County

Some Restrictions

Tree trimming on private property in Suffolk County generally requires no permit unless the tree is a protected species, a street tree, or in a regulated area (Pine Barrens, wetlands buffer, historic district). Each town maintains its own tree preservation ordinance, and utility trimming by PSEG Long Island follows NY PSC rules.

View full Calverton rules β†’

Islip, NY

Suffolk County

Some Restrictions

Town of Islip Department of Public Works manages street trees within the right-of-way. Property owners may not prune or top street trees without a permit; private-property trees may be trimmed freely subject to species protections in preservation zones.

View full Islip rules β†’

Key Facts Comparison

FactCalvertonIslip
Private TreesGenerally no permit for normal pruningGenerally unregulated
Street TreesTown permit required, ANSI A300DPW permit to prune
Protected SpeciesPermit if over 18-24 in DBH-
UtilityPSEG Long Island clearing program-
Code-Chapter 68
Utility Pruning-PSEG ANSI A300

Highlighted rows indicate differences between cities.

Calverton FAQ

Can I trim a tree branch hanging over my property from a neighbors yard?

Yes, up to the property line, but not in a way that kills the tree. Self-help trimming is recognized in NY case law.

Who enforces this in Suffolk County?

Suffolk County code enforcement at (631) 853-4000 handles complaints.

Islip FAQ

Who enforces this in Islip?

Islip code enforcement at (631) 224-5600 handles complaints.

Who enforces this in Islip?

Islip code enforcement at (631) 224-5600 handles complaints.

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