Roommate Rent Liability When One Moves Out in South Dakota

If you share rental housing in South Dakota and your roommate moves out before the lease ends, you may wonder who is responsible for paying the remaining rent. Roommate situations can get complicated, especially when it comes to legal obligations. This guide explains key facts and steps for renters in South Dakota facing a roommate’s departure.

Understanding Joint and Individual Lease Agreements

Your rent liability typically depends on whether you and your roommate signed a lease together (jointly) or have separate agreements with your landlord. In South Dakota, most leases for shared housing are joint, meaning all tenants share responsibility for the full rent and other lease terms.

  • Joint Lease: All roommates sign the same lease. If one roommate leaves, the remaining tenants are still responsible for the full rent amount.
  • Individual Lease: Each roommate has a separate contract. If one departs, the landlord cannot require the others to pay that person's share.

If you’re not sure which arrangement you have, review your signed lease or ask your landlord for clarification.

What If My Roommate Moves Out Early?

When a roommate with a joint lease leaves before the end of the lease term, South Dakota law generally holds the remaining tenants responsible for paying the full rent. You may be able to find a replacement roommate, but you must follow your lease terms and obtain landlord approval if required.

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Talk to Your Landlord Promptly

  • Notify your landlord as soon as your roommate leaves.
  • If the roommate was formally on the lease, ask about the process—and required forms—for assigning or subletting their interest.
  • Getting replacement roommates usually requires landlord approval in writing.
If your lease allows subletting or assignment, your departing roommate may be able to transfer their portion. Always document any agreements in writing.

South Dakota Law: Roommate Rent Responsibility

Landlord-tenant relationships in South Dakota are governed by the South Dakota Codified Laws Chapter 43-32 (Landlord and Tenant). These rules set out obligations for both parties, including what happens when one tenant leaves.

The official body overseeing residential tenancies and disputes is the South Dakota Attorney General's Office – Consumer Protection Division. They provide guidance, complaint forms, and information for both renters and landlords.

Relevant Forms and How to Use Them

  • Notice to Vacate (No official form number)
    Use if you want to end your lease early or formally notify your landlord of tenancy changes.
    Find tenant and landlord forms here.
    Example: Your roommate moves out and you need to formally notify the landlord of the change.
  • Complaint Form (South Dakota Consumer Protection Division)
    Use to file a complaint if you believe your rights under a lease have been violated.
    File a complaint online with the Consumer Protection Division.
    Example: The landlord attempts to hold you responsible for more than your fair share of rent not covered by your agreement or the law.

If Your Roommate Was Not on the Lease

If your roommate was not listed on the lease but was living with you, you may be solely responsible for all rent and lease obligations. Roommate agreements, even if written between you and your roommate, do not change your obligations to the landlord under South Dakota law.

How to Protect Yourself in the Future

  • Before signing a lease, discuss all terms with roommates.
  • Get a written agreement on how rent and other responsibilities are divided.
  • Ask your landlord about their policy for roommate changes, subletting, or lease assignments.
  • If a roommate leaves, document all communication and agreements in writing.

A little upfront planning can prevent major disputes if someone moves out early.

FAQ: Roommates, Rent, and Tenant Liability in South Dakota

  1. Can my landlord make me pay the full rent if my roommate leaves?
    Yes, if you have a joint lease, all tenants are responsible for the entire rent. The landlord can request the full payment from any remaining tenant or tenants.
  2. Can I replace my roommate during the lease term?
    Yes, but you must follow the terms of your lease. Most leases require landlord approval for new or replacement roommates.
  3. Is there a government board that resolves roommate disputes?
    In South Dakota, there is no specialized board for roommate disputes, but the Attorney General’s Office – Consumer Protection Division can provide guidance and accept complaints regarding tenant rights.
  4. What happens to the security deposit if a roommate moves out?
    When the lease ends, the landlord will typically return the security deposit based on the terms in your lease and the condition of the rental. It is up to the roommates to divide the deposit among themselves.
  5. Am I responsible if my roommate causes damage before leaving?
    If you have a joint lease, you may be held responsible for damage caused by your roommate under South Dakota landlord-tenant law. Divide responsibility clearly with roommates in writing.

Key Takeaways for South Dakota Renters

  • If you share a joint lease in South Dakota, you remain responsible for the full rent—even if your roommate leaves early.
  • Always communicate changes with your landlord and follow any required procedures for replacing roommates or ending the lease.
  • Consult official guides and seek help from South Dakota’s Consumer Protection Division if you have questions or concerns.

Staying informed and documenting all agreements helps protect you and your home.

Need Help? Resources for Renters


  1. South Dakota Codified Laws Chapter 43-32 (Landlord and Tenant)
  2. South Dakota Attorney General's Office – Consumer Protection Division
Bob Jones
Bob Jones

Editor & Researcher, Tenant Rights USA

Bob writes and reviews tenant law content for various regions. They’re passionate about housing justice and simplifying legal protections for renters everywhere.