US-New YorkMy neighbor's dead tree could fall on my NY property. What legal action can I take?
In New York, you may seek injunctive relief to compel your neighbor to remove a dangerous dead tree that poses an imminent threat to your property. If the neighbor refuses after written notice and the tree causes damage, you may sue for negligence or nuisance under common law. You generally cannot cut roots or branches yourself without consent unless they encroach and cause actual harm.
What the Law Says
New York does not have a specific 'dangerous tree' statute, but courts consistently apply common law principles of negligence and private nuisance. Under the rule established in Mancuso v. W. 19th St. Corp., 273 A.D.2d 211 (1st Dept. 2000), a landowner owes a duty to exercise reasonable care to prevent harm to adjoining properties from hazardous conditions—including dead, diseased, or decaying trees. If a tree is visibly dead or structurally unsound and poses an imminent risk of falling, the owner may be liable for resulting damage if they fail to act after being put on notice. Courts also recognize a private nuisance claim where the condition unreasonably interferes with the use and enjoyment of neighboring land (see Copart Indus., Inc. v. Consolidated Edison Co., 41 N.Y.2d 564 (1977)). Importantly, NY follows the 'Massachusetts Rule'—you generally cannot enter your neighbor’s land or trim beyond the property line without permission, even for safety, unless the encroaching branches or roots are causing actual, measurable harm (see Booska v. Patel, 24 N.Y.3d 795 (2015)).
Practical Steps
First, document the hazard thoroughly: take dated photos/videos showing decay, leaning, root exposure, or prior storm damage, and note proximity to your structures. Next, send a certified letter with return receipt requesting removal or professional assessment within 14–30 days—cite potential liability under NY negligence law and include documentation. If the neighbor ignores the request, consult an attorney to file for a temporary restraining order and preliminary injunction in Supreme Court, seeking mandatory removal (CPLR Article 63). For smaller disputes (<$25,000), Civil Court may hear a claim for abatement or damages after harm occurs—but proactive injunctive relief is strongly preferred. Avoid self-help: cutting roots or limbs over the property line without consent risks liability for trespass or timber trespass (under RPAPL § 861), even if well-intentioned.
Sources
Not legal advice. This article is general information based on publicly available sources, written for educational purposes. Laws change and individual situations vary. Consult a licensed attorney in your jurisdiction before acting on anything you read here. Last reviewed: 2026-10-18.