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Nassau County, NY Animal Ordinances: Breed Restrictions (2026)

Significant Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified August 2026

Key Facts

Enforced by
Nassau County Police Dept. & SPCA
Trigger
Court-adjudicated "dangerous dog" finding
Neighbor notice
1,000-ft radius, within 10 business days
Penalty
Up to $500, plus $100/day continuing
Coverage
County-wide, all towns/cities/villages

Summary

Nassau County requires any dog judicially declared "dangerous" under state law to be registered with the SPCA on a public online registry, and its owner must mail notice to every address within 1,000 feet of the dog's home.

These county ordinances apply to unincorporated areas of Nassau County. Incorporated cities within the county may have their own rules that take precedence over county-level regulations.

The Nassau County Police Department is hereby authorized, empowered and directed to contract with the Nassau County Society for the Prevention of Cruelty to Animals to create and maintain an online registry that shall list all dogs housed in Nassau County that have been judicially deemed "dangerous dogs" pursuant to New York State Agriculture and Markets Law §123, and shall include the judicial order rendering such a determination.

Source: NY Ag and Markets 107View official code

Full Breakdown

Under Benny's Law (Local Law No. 3 of 2021, Title 88 of the county's Miscellaneous Laws), the Nassau County Police Department contracts with the Nassau County SPCA to run a public online registry of dogs judicially determined "dangerous" under New York Agriculture and Markets Law §123. Owners must register the dog and, within 10 business days of notification, mail the court's determination to every address within a 1,000-foot radius of their residence, then file a notarized affidavit confirming the mailing. The registry lists the dog's address, breed, gender, weight, age, color and the length of the designation. This is a county-wide registration and notice duty, not a breed ban: it applies regardless of which town, city or village the dog lives in.

Violations & Fines

Up to $500 per violation; each day a violation continues is a separate offense punishable by up to $100/day. Enforced by the Nassau County Police Department and the Nassau County SPCA.

Frequently Asked Questions

Does Nassau County ban specific dog breeds?
No. The county has no breed ban. Benny's Law instead tracks dogs a court has individually found "dangerous" under state law, regardless of breed, and requires registration and neighbor notice.
Who decides a dog is "dangerous" in Nassau County?
A court does, applying New York Agriculture and Markets Law §123, not the county. The county's role is registering the ruling and enforcing the notice and registration duties that follow it.
Does this law apply in Hempstead, Glen Cove, or my village?
Yes. Benny's Law is a county-wide registry duty that applies no matter which town, city or incorporated village within Nassau County the dog is kept in.

Sources & Official References

Other rules in Nassau County

All Nassau County rules

How Nassau County compares: Cities with No Dog Breed Restrictions·New York rules heatmap·Compare Nassau County to another location·View the New York animal ordinances overview

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