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Westchester County, NY Public Health Rules: Rodent Control (2026)

Some Restrictions
Compiled from the official code textEditor Martyn O'NeillLast verified September 2026

Key Facts

Governing law
Sanitary Code § 873.1405
Applies to
Owner/person in control of vacant grounds
Standard
Free of rodent/vermin nuisances
Enforcing agency
Westchester County Health Department

Summary

Owners of vacant grounds in Westchester County must keep the property free of rodent and vermin nuisances that affect public health, under the county's Sanitary Code.

City-specific rules exist: Mount Vernon, New Rochelle, and Yonkers have their own rodent control rules that differ from Westchester County's county-level regulations. If you live in one of those cities, check the city-specific page instead.

The owner or person in charge or in control of grounds which are vacant shall keep them free of all public nuisances affecting health as defined in the Commissioner's Rules and Regulations. [29]

(Added 11-20-1986, eff. 11-20-1986)

Footnotes: --- (29) ---

30. Editor's Note: The Commissioner's Rules and Regulations are on file in the office of the Department of Health.

Source: Westchester County Department of HealthView official code

Official source re-checked September 7, 2026: no newer edition of the code had been published (publisher’s edition: Code of Ordinances: Supplement 47).

Full Breakdown

Sanitary Code § 873.1405 puts a standing duty on the owner or person in charge or control of vacant grounds to keep them free of all public nuisances affecting health, as defined in the Health Commissioner's Rules and Regulations, which cover rodent and vermin infestations. The department can investigate complaints and order abatement under the code's general nuisance provisions (§§ 873.1400-1402) if a vacant lot becomes a breeding ground for rats or other vermin.

Violations & Fines

Failure to comply is enforced as a nuisance under §§ 873.1400-1402 and carries penalties under § 873.218: up to $250 for a first offense, $500 for repeat violations.

Frequently Asked Questions

Who is responsible for pest control on a vacant lot in Westchester County?
The owner or person in charge or control of the vacant grounds, under § 873.1405.
What if my vacant lot attracts rats?
The county can order abatement of the rodent nuisance under the code's general nuisance enforcement provisions, §§ 873.1400-1402.

Sources & Official References

Other rules in Westchester County

All Westchester County rules

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