Tree Protection in New York, NY: What Residents Actually Need to Know

Every city handles tree protection a little differently. In New York, New York, there are 5 distinct rules that residents and property owners should be aware of. Some are stricter than what neighboring cities enforce, and others are more relaxed. Here is what you need to know.

Protected Tree Species

NYC Administrative Code section 18-129 and Title 56 of the Rules of the City of New York make every street tree, park tree, and certain protected species on private property subject to Department of Parks and Recreation work permits before pruning, removal, or root disturbance.

Key details: Statute: Admin Code 18-129. Rules: 56 RCNY chapter 1. Trees covered: All NYC Parks jurisdiction. Penalty range: $250 to $15,000. Protection radius: 5 feet minimum.

Damaging or removing a protected tree without a DPR permit violates Admin Code 18-146 with penalties from $250 to $15,000 depending on tree size, plus mandatory restitution at appraised value. Section 18-147 lets DPR sue for full replacement cost.

This is not one of those rules that cities tend to ignore. New York actively enforces its protected tree species requirements.

Heritage & Protected Trees

NYC Parks maintains a Great Trees registry recognizing trees of historical, ecological, or botanical significance. While there is no separate heritage tree ordinance, notable trees receive enhanced protection through existing tree laws and community advocacy. Trees in Landmark districts receive additional consideration from LPC.

Key details: Heritage Ordinance: No separate law. Great Trees Program: Parks Department registry. Oldest Known: Alley Pond Giant (~350 years). Protection: Admin Code §18-129 for street trees. Landmarks: LPC considers significant trees.

Same as general tree removal violations: up to $15,000 for street tree damage/removal. Damage to trees in landmark districts may trigger additional LPC penalties. No separate heritage tree penalty category, but notable trees often receive the maximum penalty for unauthorized work.

Compared to other cities, New York takes a harder line on heritage & protected trees. The enforcement and penalty structure reflects that.

Tree Removal Permits

Removing or significantly pruning any NYC street tree requires Parks Department authorization under Admin Code §18-129. Private property trees in Special Natural Area Districts (SNAD) over 6 inches DBH require permits under Local Law 3 of 2010. Penalties for unauthorized removal reach $15,000 per tree.

Key details: Street Tree Authority: Parks Department. SNAD Permit: Trees 6"+ DBH on private land. Replacement: 2:1 caliper inch ratio typical. Max Fine: $15,000 per tree. Code: Admin Code §18-129, LL 3/2010.

Unauthorized removal of street tree: $500–$15,000 based on appraised value. Damage to a street tree: full restoration cost plus penalties. Working within TPZ without approval: violation and fine. SNAD violations carry separate penalties. Adjudicated at OATH.

This is not one of those rules that cities tend to ignore. New York actively enforces its tree removal permits requirements.

Tree Ordinances

New York City protects trees through Local Law 3 of 2010 and the NYC Parks Department's tree regulations. Street trees and trees on city-owned property are protected and cannot be removed or damaged without NYC Parks authorization. Private property trees over a certain caliper size require Tree Work Permits from the Department of Parks and Recreation when removal is associated with development. Mitigation through replacement planting or payment is required.

Key details: Governing Law: Local Law 3 of 2010; NYC Administrative Code. Size Threshold: 6 inches DBH for private property trees in development. Street Trees: Fully protected; NYC Parks authorization required for any work. Mitigation: Replacement planting or Tree Trust Fund payment. Fines: $500 to $15,000+ for unauthorized tree removal.

Unauthorized removal or damage to street trees can result in fines from $500 to $15,000 or more depending on the size and value of the tree. Violations during construction can result in stop-work orders and additional mitigation requirements. Criminal penalties may apply for willful destruction of city trees.

This is not one of those rules that cities tend to ignore. New York actively enforces its tree ordinances requirements.

Tree Replacement Requirements

When NYC authorizes street tree removal, the Parks Department typically requires replacement planting — often at a 2:1 caliper inch ratio or payment into a tree fund. Local Law 3 of 2010 requires replacement for private trees removed in SNAD zones. Construction projects damaging street trees must fund replacement.

Key details: Replacement Ratio: 2:1 caliper inch typical. Cost per Tree: $2,000–$5,000+ for construction impacts. Tree Fund: Payment alternative when replanting infeasible. Annual Planting: ~10,000 new street trees/year. Free Plantings: Available through Parks forestry.

Failure to fund replacement for construction-related tree removal: Parks violation and project delays. SNAD violations for not replanting: fine plus required planting. Unauthorized removal without replacement: maximum penalties under Admin Code §18-129 ($15,000).

Compared to other cities, New York takes a harder line on tree replacement requirements. The enforcement and penalty structure reflects that.

The Bottom Line

New York is tougher than many cities when it comes to tree protection. Out of the 5 rules covered here, 5 are rated strict. If you are a homeowner, renter, or business owner in New York, take the time to understand these requirements before they become a problem. Most violations come with fines, and some repeat violations can escalate.

This guide is based on New York's current municipal code. Local rules can and do change, so check the individual ordinance pages for the latest details, penalties, and FAQs.