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Landscaping Rules in Smithtown, NY (2026)

2 verified landscaping rules for Smithtown, New York, sourced directly from the municipal code and official government pages.

Verified from official government sources

Tree Trimming

Smithtown property owners must trim broken or decayed limbs and take down dead, dying, blown-over, leaning, insect-infested or diseased trees on their own land, at their own expense, whenever the tree or an exposed stump threatens vehicles or pedestrians on a street, sidewalk or right-of-way. A companion rule sets strict size limits on any debris left at the curb for Town pickup.

Smithtown Hazard Tree Trimming Duty

Some Restrictions

Smithtown Code § 221-4A(15)

Property owners have the duty, at their own expense, to trim broken or decayed limbs from trees, to cut down and remove any trees upon their property which are dead, dying, blown over, leaning precariously, harbor insects or disease, and remove any tree stumps or rootballs that are severely damaged or exposed more than 50% above grade which pose a hazard to vehicular traffic or pedestrians with...

Tree Removal & Heritage Trees

Smithtown makes it unlawful to remove, destroy or substantially alter the habit of any tree over three inches in diameter on any parcel, public or private, without a permit. A $200 application fee, Conservation Board review, and often a public hearing apply to non-exempt removals under Town Code Chapter 285.

Smithtown Tree Removal Permit Requirement

Significant Restrictions

Smithtown Code § 285-4A

It shall be unlawful for any owner of real property, as defined herein, or any other person to cause, permit or allow the removal, destruction or substantial alteration of the habit of any tree on any parcel of real property, as defined, in the Town of Smithtown without first having obtained a permit issued therefor as prescribed by this chapter.

Looking for Suffolk County county-wide rules?

County ordinances apply to unincorporated areas and may supplement Smithtown city rules.

Landscaping Rules in Suffolk County