Subletting is legal in most places, but your lease almost certainly restricts it
Whether you can sublet depends first on what your lease says, not on what the law allows. Most leases require you to get written permission from your landlord before you sublet, and many forbid it entirely. Even in states and cities where subletting is legal without permission, your lease can override that — you signed a contract that says otherwise, and breaking it can cost you your security deposit, your reference, or both.
The second layer is local law. Some cities and states have rules about who can sublet, for how long, and at what price. New York City, for example, limits how much profit you can make on a sublet and requires you to live in the apartment as your primary residence. San Francisco restricts sublets to specific periods. Other places have no restrictions at all. Your lease may be silent, but local law is not.
The practical reality: you need to read your lease first, then check your city or county housing code, then ask your landlord. Doing it in reverse order — subletting first and asking permission later — is how tenants lose deposits and face eviction.
Key Takeaways
- Your lease controls whether you can sublet; even if local law permits it, your lease can forbid it or require written landlord permission.
- Many cities have specific rules about sublet length, price caps, or occupancy requirements that override what your lease does not mention.
- Written permission from your landlord protects you far more than a verbal agreement, because it proves you followed the lease.
- If your lease forbids subletting and you do it anyway, your landlord can evict you and keep your security deposit.
- Subletting without permission does not make you a criminal, but it is a lease violation that landlords can enforce in housing court.
What your lease actually says about subletting
Read the section titled "Subletting," "Assignment," or "Occupancy" — different leases use different words. Three common versions exist: the lease forbids subletting entirely; the lease allows subletting only with written landlord permission; or the lease is silent on subletting.
If your lease forbids subletting, you cannot do it without renegotiating the lease itself. Asking your landlord for permission to break the lease rule is not the same as asking permission to sublet under a permissive lease. You are asking them to amend the contract. Many landlords will refuse, and they have no legal obligation to agree.
If your lease requires written permission, you must get it in writing before anyone moves in. An email from your landlord saying "yes" is better than a phone call. A signed amendment to the lease is best. Without written proof, you have no defense if the landlord later claims they never agreed.
If your lease says nothing about subletting, local law fills the gap — but that does not mean you can sublet. It means the law decides what happens if you do. In some states, silence means you can sublet freely. In others, it means you cannot. You still need to know which rule applies to you.
State and local laws that override or restrict subletting
A handful of states have strong tenant protections that let you sublet even if your lease forbids it. California, for example, has a statute that limits how much a landlord can restrict subletting in residential leases. New York has similar protections. But most states do not — they let the lease control.
Cities are more likely to have sublet rules. New York City requires that you live in the apartment as your primary residence and limits the profit you can make on a sublet to no more than the difference between your rent and the market rate. San Francisco allows sublets only for specific periods and caps the rent you can charge. Washington, D.C. has rules about how long a sublet can last. Other cities have no rules at all.
The only way to know what applies to you is to check your city or county housing code or call your local housing authority. Many cities post their rules online; others require a phone call. This step takes 15 minutes and saves you from breaking a rule you did not know existed.
Even if local law permits subletting, your lease can be stricter. Local law sets the floor, not the ceiling. Your lease can require permission, limit the sublet length, or forbid subletting entirely.
How to get landlord permission in writing
Start by reading your lease to see what it requires. If it says "written permission," send your landlord a formal request. Include the sublet start and end dates, the subtenant's name, and the rent amount. Ask them to respond in writing — email is fine.
If your landlord agrees, ask them to sign a short amendment to the lease or a separate "Consent to Sublet" document. This document should say: the sublet dates, the subtenant's name, the rent amount, and that the original lease terms still explore. Both you and your landlord should sign and date it. Keep a copy for yourself.
If your landlord does not respond, send a follow-up email after one week. If they still do not respond after two weeks, you do not have permission. Proceeding anyway is a lease violation.
Some landlords will ask for additional information: proof that the subtenant has income, a credit check, or a separate agreement between you and the subtenant. Providing this information makes approval more likely. It also creates a paper trail that protects you if a dispute arises later.
What happens if you sublet without permission
If your lease forbids subletting or requires permission and you sublet anyway, your landlord can treat it as a lease violation. In most states, they can serve you with a notice to cure or quit — a formal notice giving you a set number of days (usually 3 to 10) to stop the violation or move out. If you do not comply, they can file for eviction in housing court.
Eviction is a legal process, not an when ready removal. Your landlord must file a case, serve you with court papers, and win a judgment. But if they win, you lose your apartment and the eviction appears on your rental history. Future landlords will see it, and many will refuse to rent to you.
Your landlord can also keep your security deposit to cover unpaid rent or damage caused by the subtenant. If the subtenant damages the apartment or leaves owing rent, you are responsible — the lease is between you and the landlord, not between the landlord and the subtenant.
Subletting without permission is not a criminal act. You will not be arrested or fined by the government. But it is a civil contract violation, and your landlord can enforce it in housing court.
The subtenant's legal status and your liability
When you sublet, you become the landlord to the subtenant. You are responsible for collecting rent, maintaining the apartment, and enforcing the sublet agreement. The original landlord has no direct relationship with the subtenant — only with you.
If the subtenant does not pay you rent, you cannot evict them without going to court yourself. If they damage the apartment, you are liable to the original landlord for the damage. If they break local housing codes — by overcrowding the unit, for example — the original landlord can hold you responsible.
This is why a written sublet agreement between you and the subtenant matters. It should cover the rent amount, the sublet dates, the security deposit, what happens if they break the lease, and who pays utilities. It should also say that the subtenant must follow all rules in the original lease.
If you sublet and the subtenant causes problems, the original landlord's first move is usually to contact you, not the subtenant. You are the one they have a contract with.
Subletting for a short time versus a long-term sublet
Some leases and local laws treat short-term sublets differently from long-term ones. A short-term sublet might be a few weeks or months; a long-term sublet is usually six months or longer. Some cities allow short-term sublets but restrict long-term ones, or vice versa.
Airbnb and similar platforms complicate this. Many leases and local laws forbid short-term rentals to tourists or temporary guests. New York City, for example, restricts short-term rentals to 30 days or longer and only if you live in the apartment. San Francisco has similar rules. If your lease or local law forbids short-term rentals and you list your apartment on Airbnb anyway, you are violating both.
Before you sublet for any length of time, confirm that the sublet length is allowed under both your lease and local law. A six-month sublet might be fine, but a two-week sublet might not be.
What to do if your landlord says no
If your landlord refuses permission to sublet, you have limited options. You can try to negotiate — offer to pay a higher rent, provide proof of the subtenant's income, or agree to a shorter sublet period. Some landlords will change their mind if they see that the subtenant is reliable.
You can also check whether local law overrides your lease. In California, for example, a landlord cannot unreasonably withhold consent to sublet. If your landlord's refusal seems arbitrary or discriminatory, you may have grounds to challenge it. But this requires consulting a tenant rights organization or a lawyer, and it is expensive and time-consuming.
The safest option is to accept the refusal and either stay in the apartment or break the lease. Breaking the lease usually means paying an early termination fee or forfeiting your security deposit. Subletting without permission is cheaper in the short term but riskier in the long term.
Frequently Asked Questions
Can my landlord charge me a fee to sublet?
Your lease may allow it, and local law usually does not forbid it. Some landlords charge a one-time sublet approval fee or a monthly fee. Check your lease first; if it is silent, ask your landlord what they charge. In a few states, landlords cannot charge unreasonable fees, but most places have no limit.
What if I sublet and then the subtenant breaks the lease?
You are responsible to the original landlord for the subtenant's actions. If the subtenant stops paying rent or damages the apartment, the landlord will come after you. You will need to evict the subtenant yourself in housing court, which takes time and money. This is why a written sublet agreement and a security deposit from the subtenant are essential.
Does subletting affect my security deposit?
Not directly, but it can. Your landlord still holds your security deposit and can use it to cover unpaid rent or damage. If the subtenant causes damage or owes rent, the landlord may deduct from your deposit. You can try to recover that money from the subtenant, but that requires a separate lawsuit.
Can I sublet if I am breaking my lease early?
No. If you are breaking your lease, you are ending your tenancy — you cannot also sublet. Subletting assumes you still have a lease and are temporarily renting out the space. If you want to leave early, you either pay an early termination fee or find someone to take over the lease (called an assignment, not a sublet).
What if my city has no sublet rules but my lease forbids it?
Your lease controls. Local law sets the minimum protections; your lease can be stricter. If your lease forbids subletting and local law is silent, you cannot sublet without permission. The lease is the contract you signed.