Are Landlords Responsible for Pest Control in NJ?

The short answer: in most New Jersey apartment buildings, the landlord is responsible for getting rid of pests. The details depend on how many units the building has, how far the problem has spread, and whether the tenant caused it.

This is general information, not legal advice. If you're in a dispute, talk to an attorney or your town's housing office.

Buildings with 3 or more units

New Jersey treats any building with three or more apartments as a "multiple dwelling." These buildings fall under the state's Regulations for the Maintenance of Hotels and Multiple Dwellings (N.J.A.C. 5:10), which the Department of Community Affairs enforces.

The key rule is N.J.A.C. 5:10-10.2. It says every owner is responsible for getting rid of insects, rats and other pests when the infestation is in two or more units, or in common areas like hallways, basements and laundry rooms.

The same rule requires multiple dwellings to have pest prevention and elimination done at least once a year, and more often if there's recurring evidence of pests.

What if it's only in one apartment?

The state rule doesn't spell out who pays when pests are only in a single unit. That usually comes down to two things:

1. The lease. Many leases say who handles pest control. Read it first.
2. Who caused it. Under N.J.A.C. 5:10-5.1, a tenant can be responsible for a violation caused by their own willful act, or by gross negligence, neglect or abuse by them, their household or their guests. A unit kept in a way that draws roaches or mice can put the cost on the tenant.

In practice, pests rarely stay in one unit. Mice, roaches and bed bugs move through shared walls, pipes and outlets. Once a second unit has them, the owner's responsibility under the state rule kicks in.

One- and two-family rentals

A single-family house or a duplex isn't a multiple dwelling, so the state's multi-unit rule doesn't apply. Responsibility usually comes from:

• The lease
• Your town's housing or property maintenance code (many New Jersey towns have one)
• The basic legal expectation that a rental has to be fit to live in

A serious infestation that's there when the tenant moves in is generally the landlord's problem. One that starts months later because of how the unit is kept is harder for a tenant to pin on the landlord.

Bed bugs

Bed bugs get their own set of questions, because they travel on people and belongings and spread between apartments easily. We covered that in detail in NJ Bed Bugs in Rentals: Tenant and Landlord Responsibilities.

What tenants should do

• Report it in writing (text or email is fine) with the date and what you've seen. Photos help.
• Don't treat it yourself with store-bought foggers. They can push roaches and bed bugs into the next unit and make the problem harder to fix.
• Give access when the landlord schedules treatment. N.J.A.C. 5:10-5.1 requires tenants to allow the owner in for inspections and repairs with reasonable notice.
• Do the prep the pest control company asks for. Treatment works much better when the unit is ready.

What landlords should do

• Respond quickly. A problem in one unit today can be five units next month.
• Inspect the units on either side of, above and below the one that reported it.
• Keep records of every treatment. They're useful if there's ever a dispute or an inspection.
• Set up the annual pest prevention service the state requires for buildings with three or more units.

Help for New Jersey landlords and property managers

If you own or manage rentals in Ocean or Monmouth County, we can inspect the unit that reported the problem and the ones around it, treat what we find, and give you a record of each visit for your files. See bed bug control and roach control, or call (732) 527-5770.

Common questions

Is a landlord responsible for mice in NJ? In a building with three or more units, yes, if mice are in two or more units or in common areas. Otherwise it depends on the lease and the cause.

Can I withhold rent for pests in NJ? Tenants sometimes have that option for serious habitability problems, but it has legal risks. Talk to an attorney or a tenant advocacy group before doing it.

How often do NJ apartment buildings need pest control? At least once a year under N.J.A.C. 5:10-10.2, and more often if pests keep coming back.