Mold in your apartment: tenant rights, notice and code enforcement

Is a landlord legally responsible for mold?

In most of the country, no statute says “landlords must remove mold.” The duty comes from broader rules. Landlords generally have to meet local building, housing and health codes, or keep the home fit to live in. Mold usually follows a water problem the landlord controls, such as a roof leak, a plumbing failure or an air-conditioning drain. Courts and code inspectors look at that underlying condition.

Florida is a good example. Florida Statutes §83.51(1) requires the landlord to comply with applicable building, housing and health codes. Where none apply, the landlord must keep the roof, walls, structural parts and plumbing in good repair. The word “mold” does not appear in the section. For a single-family home or duplex, these duties can be changed in writing, so read your lease.

There is one more practical point. A tenant who caused the moisture, for example by blocking vents or not reporting a leak, may have a weaker position. New York’s warranty of habitability, for instance, excludes conditions caused by the tenant’s own misconduct.

If you are still working out whether what you see is mold, start with our guide to signs of mold in a house. For the bigger picture, see the mold hub.

What do the laws say in Florida, Texas, New York and California?

The table below summarizes the main statutes we verified for each state. It covers only the rules most renters run into. Local ordinances can add more, and court decisions shape how these laws apply. This is general information, not legal advice.

If your state is not listed, check your state’s landlord-tenant statute or your state attorney general’s tenant guide. The rules vary more than most people expect.

What are a Florida tenant’s options when the landlord won’t fix mold?

Florida’s process runs on written notice and a 7-day clock.

Ending the lease. Under §83.56(1), if the landlord materially fails to comply with §83.51(1) or a material lease term within 7 days after your written notice, you may terminate the rental agreement. The notice must specify the problem and say you intend to terminate. The section also has separate rules for problems caused by circumstances beyond the landlord’s control, including rent reductions when the unit is only partly usable.

Withholding rent. Under §83.60(1)(b), the landlord’s material noncompliance with §83.51(1) can be a complete defense to an eviction for nonpayment, but only if 7 days have passed after written notice that says you intend to withhold rent. This is risky. Section 83.60(2) requires a tenant who raises that defense to pay the rent into the court registry. Missing that deposit, or failing to file a motion to determine rent within 5 days (not counting weekends and legal holidays), waives your other defenses.

Retaliation. Section 83.64 bars a landlord from raising rent, cutting services or suing for possession mainly because you complained in good faith to a code agency or gave notice under §83.56(1).

Before withholding rent in Florida, talk to a tenant attorney or your local legal aid office.

What are a Texas tenant’s options?

Texas law is detailed about notice. Under §92.052, the landlord must make a diligent effort to repair when three things are true. You gave notice to the person or place where you normally pay rent. You were not behind on rent at the time. The condition materially affects the physical health or safety of an ordinary tenant.

Section 92.056 sets out when the landlord becomes liable. You need a second written notice after a reasonable time, unless your first notice went by certified mail, return receipt requested, or another trackable method. Seven days is presumed to be a reasonable repair time, though the landlord can rebut that. The court considers the type and severity of the problem and whether labor and materials are available. Remedies include ending the lease, repair and deduct, or a court case.

Repair and deduct is narrow. Under §92.0561, it applies only in listed situations. One that can fit a mold problem is when a government official has notified the landlord in writing that a condition materially affects health or safety. The deduction is capped at one month’s rent or $500, whichever is greater. A licensed contractor, not you or your family, must do the work.

Texas also licenses mold remediation. A landlord who owns a residential property with fewer than 10 units can usually handle its own mold work. Larger projects have licensing rules. See our mold licensing by state guide.

What are a New York tenant’s options?

Statewide, New York relies on the warranty of habitability in Real Property Law §235-b. Every residential lease, written or oral, includes a promise that the home is fit for human habitation and that occupants will not face conditions dangerous to their life, health or safety. A lease clause that waives this right is void.

New York City adds a mold-specific layer. According to the NYC Department of Housing Preservation and Development, owners of buildings with three or more apartments must keep units free of mold and pests and inspect units every year. In buildings with 10 or more units, the owner must hire a licensed mold assessor and a separate licensed remediator whenever there is more than 10 square feet of mold. Owners who do the work themselves must still follow safe practices, such as isolating the area with plastic sheeting and cleaning with soap or detergent and water.

If the landlord does not fix the problem, or does the work unsafely, HPD says tenants can file a complaint online or call 311.

What are a California tenant’s options?

California is one of the few states that names mold in its housing code. Health and Safety Code §17920.3(a)(13) lists “visible mold growth” as a form of inadequate sanitation that can make a building substandard. It must be determined by a health officer or code enforcement officer. Minor mold on surfaces that collect moisture as part of their normal use, such as a shower, is excluded.

Because of that wording, a code inspection carries weight in California. Calling your local code enforcement office creates an official record that the mold is present.

California also has a statutory repair-and-deduct remedy. Under Civil Code §1942, a tenant may make repairs that cost no more than one month’s rent after giving notice, but no more than twice in any 12-month period. Waiting 30 days after notice is presumed reasonable, though a shorter period can be reasonable in an urgent case.

California law offers other remedies too. A tenant attorney or legal aid office can explain which fit your situation.

Does renters insurance or a landlord’s policy pay for mold damage?

A landlord’s property policy covers the building, not your belongings. Your own renters policy may cover personal property damaged by a covered water event, but many policies limit or exclude mold. Check your declarations page and policy wording, and ask your insurer. See our explainer on mold coverage in insurance policies for how fungi endorsements and sublimits work.

Whatever happens, document everything: dated photos, copies of notices, and receipts for damaged items or extra costs.