What This Liability Means

Residential subtenants occupy the apartment under a sublease from the original tenant. The original tenant remains fully liable to the landlord for all obligations. If the subtenant causes damage, doesn't pay sublease rent, or violates the lease, the original tenant bears all consequences.

Dollar Example: $2,000/month apartment, subletting for $1,800/month while traveling 6 months

Real Dollar Example

Scenario$2,000/month apartment, subletting for $1,800/month while traveling 6 months
Exposure$12,000 ongoing liability + subtenant damage risk

You're responsible for full $2,000/month rent regardless of subtenant payment. $200/month gap for 6 months = $1,200 guaranteed loss. Plus any damage risk.

Worst Case Scenario

Unauthorized subletting: landlord discovers the sublease, declares default, and pursues eviction. You lose the apartment, the lease, and potentially your security deposit — while the subtenant escapes.

Warning Signs in Your Lease

  • Subletting without written landlord consent — the most common subletter mistake
  • Sublease at below-master-lease rate — you're subsidizing the difference every month

How to Limit This Liability

  • Always get written landlord consent before subletting
  • Use a formal sublease agreement requiring the subtenant to maintain renter's insurance

Frequently Asked Questions

Do I need the landlord's permission to sublet?
In most states and under most residential leases, yes. Unauthorized subletting is a lease violation. Some cities (San Francisco, New York) have specific subletting rights, but these are jurisdiction-specific exceptions.
If my subtenant doesn't pay, do I still owe rent?
Yes. Your obligation to the landlord doesn't change based on your subtenant's payment. You owe full rent even if your subtenant defaults. Your only recourse is against your subtenant — separate litigation.
Am I responsible if my subtenant violates the lease?
Yes. You're responsible to the landlord for all lease violations, including those committed by your subtenant. Their smoking in a non-smoking unit, their unauthorized pets, their noise complaints — all create liability for you.
Does my renter's insurance cover subtenants?
Typically no. Renter's insurance covers the named insured and household members. Subtenants need their own renter's insurance, and their occupancy may void your coverage entirely if you're subletting without authorization.
How do I protect myself when subletting?
Get landlord written consent. Use a written sublease agreement. Require subtenant renter's insurance. Take move-in photos with the subtenant present. Get first and last month's sublease rent upfront as deposit. Check in regularly.