Piscataway, NJ Public Health Rules: Rodent Control (2026)
Key Facts
- General duty
- Structures/yards free of rat infestation (PM-303.5)
- Foundation walls
- Must block rat entry (PM-304.5)
- Basement windows
- Need rat-proof shields (PM-304.18)
- Rodent-accessible waste
- Remove within 72 hrs of notice (PM-106.2.b)
- Township cleanup cost
- Actual cost plus 25%, min $100 (PM-106.2.c)
Summary
Piscataway's Property Maintenance Code requires every structure and yard to stay free of rat infestation, promptly exterminating any rats found, under § PM-303.5. Foundation walls must stay crack-free to block rat entry under § PM-304.5, and basement hatchways and openable basement windows need rat-proof shields or other approved protection under §§ PM-304.17 and PM-304.18.
PM-303.5 Rat harborage: All structures and exterior property shall be kept free from rat infestation. Where rats are found, they shall be promptly exterminated by approved processes which will not be injurious to human health. After extermination, proper precautions shall be taken to prevent reinfestation. ... PM-30 ... 4.5 Foundation walls: All foundation walls shall be maintained plumb and free from open cracks and breaks and shall be kept in such condition so as to prevent the entry of rats.
Full Breakdown
Section PM-303.5 sets the general rule: structures and exterior property must be kept free from rat infestation, with prompt extermination by approved processes and precautions against reinfestation afterward. That structural rule is reinforced at the building envelope: § PM-304.5 requires foundation walls to be maintained plumb and crack-free specifically to prevent rat entry, § PM-304.17 requires basement hatchways to keep out rats along with rain and surface water, and § PM-304.18 requires rat-proof shields, storm windows, or other approved protection on every openable basement window.
These provisions connect to waste handling: § PM-306.3.1 requires every dwelling owner to supply an approved food-waste grinder, incinerator, or leakproof covered outside garbage container, since improperly stored refuse is a rat food source. Separately, § PM-106.2.b codifies N.J.S.A. 40:48-2.13a by requiring an owner or tenant to remove or destroy solid waste stored so it is accessible to and likely to be strewn about by animals including rodents within 72 hours of written notice; if they refuse or neglect to do so, the Township removes it and certifies the actual cost plus a 25% administrative fee, or a minimum $100 fee, as a lien against the property under § PM-106.2.c.
Violations & Fines
Leaving rat-attracting conditions uncorrected after notice can trigger Township-ordered removal at the owner's expense plus a 25% administrative fee, or a minimum $100 fee, added as a lien under § PM-106.2.c. A straight code violation, such as unrepaired foundation cracks or missing basement-window guards, carries the standard § PM-106.2 fine of $250 to $2,000, or up to 90 days, with each day counted as a separate offense.
Frequently Asked Questions
Does Piscataway require property owners to control rats?
What building features are supposed to keep rats out?
What if my trash is attracting rodents?
Sources & Official References
Other rules in Piscataway
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Rodent Control in Nearby Cities
How other cities in this county handle rodent control.