What Happens When a Roommate Breaks the Lease in Quebec

Roommates & Shared Housing Quebec 5 min read · published March 09, 2026 Flag of Quebec

When you share an apartment in Quebec, it can be stressful if your roommate breaks the lease and leaves early. Tenants in shared housing need to know their legal responsibilities, how to protect themselves, and which steps to take next according to Quebec's tenancy laws.

Understanding Responsibility in Joint Quebec Leases

If you and your roommate both signed a lease, you are considered co-tenants. This means both of you are jointly responsible for fulfilling the lease conditions. If one roommate leaves before the lease ends (also called "breaking the lease"), the remaining tenant(s) usually remain responsible for the full rent and complying with the Civil Code of Quebec lease terms.

  • If your name is on the lease: You are still legally obligated to pay the full rent, even if your roommate moves out unexpectedly.
  • If your name is not on the lease (subletting/informal rooming): The situation may be different. The landlord may choose to end your occupancy or sign a new lease with you directly.

For a full overview of your rights as a tenant in Quebec, review the Tenant Rights and Landlord Rights in Quebec.

In Quebec, co-tenants remain legally responsible for the full rent even if a roommate leaves. Keep a copy of the lease and any assignment/sublet documentation, and promptly coordinate with your landlord about replacements or amendments.

What Happens When a Roommate Leaves?

If your roommate breaks the lease, here's what might happen:

  • The remaining tenants must cover the unpaid rent or risk eviction.
  • The landlord may allow you to find a replacement roommate (assignment or sublet).
  • Deposit matters: In Quebec, landlords cannot collect security deposits, but if your roommate owes money for damages, you may also be held liable if you signed jointly.

Communication with your landlord is crucial at this stage.

Start a quick record of any unpaid rent or damages, and request a written plan from the landlord about replacements (assignment or sublet) with clear deadlines to avoid eviction proceedings.

Options for Staying or Ending the Lease

  • Stay and find a replacement: Most Quebec landlords will consider a lease assignment, letting you replace your departed roommate with a new one (with landlord approval).
  • Subletting: If the roommate is subletting only their share, they remain technically responsible unless the landlord approves a formal assignment.
  • Request to end the lease: In some cases, all tenants can negotiate an early lease termination with the landlord using the official forms below.
If you negotiate ending the lease, get the agreement in writing, confirm landlord approval, and use the official TAL forms to avoid a later dispute.

Key Forms and Steps: The Tribunal administratif du logement

In Quebec, residential tenancy issues are handled by the Tribunal administratif du logement (TAL) (formerly Régie du logement). If you need to formally assign the lease or sublet, use these key forms:

  • Notice of Lease Assignment or Sublet (Official Form): Model Notice of Lease Assignment or Subletting. Use this form when your roommate wishes to transfer their lease or sublet to someone new. Example: Your roommate finds a replacement, and both parties sign the form. Submit to the landlord at least 15 days before the planned move-in.
  • Application to the TAL (General Form - TAL-068A-GB): General Application Form (TAL-068A-GB). Use this if you need to request a decision from the tribunal (e.g., to contest a landlord's refusal to accept a new roommate).

Always keep proof of communication and submitted forms for your records.

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Financial Impact: Rent Payments and Shared Expenses

Once your roommate leaves, the landlord can require the full monthly rent from those who signed the lease. Be sure you continue to pay on time to avoid legal problems.

  • The remaining tenant(s) may reach a private agreement with the former roommate for owed rent or bills, but the landlord will expect payment from those named on the lease.
  • If your roommate broke the lease in a way that caused you to lose money, keep records—you may need these later to make a claim in court or at the TAL.

If you want practical advice for handling rent payment and responsibilities, read Obligations of Landlords and Tenants: Rights and Responsibilities Explained.

Put requests in writing (email or letter) and ask for a formal process outline from the landlord, including required forms and timelines for a replacement tenant or lease change.

Your Rights as a Quebec Tenant

Quebec tenancy law protects both landlords and tenants. If your roommate’s early exit creates hardship or risks eviction, be sure to know your rights and how to communicate with both the landlord and the departing roommate.

If you feel stuck, contact the Tribunal administratif du logement for free information or mediation. Their guidance can help you resolve disputes about lease responsibility and shared costs.

For more information on tenant protections, you can visit the official TAL tenant portal.

If you wind up needing to find a new place, remember you can Explore Houseme for nationwide rental listings quickly and easily.

Frequently Asked Questions

  1. What if my roommate leaves and I can't pay the full rent alone?
    If your name is on the lease, you are still responsible for all rent. Contact your landlord right away. You may seek a new roommate or request a payment arrangement, but if unpaid, the landlord can start eviction proceedings.
  2. Can I replace my roommate without the landlord’s approval?
    No. In Quebec, landlords have the right to approve or refuse a new roommate for reasons such as credit or background, but cannot refuse arbitrarily. Use the official assignment or sublet form and provide the landlord at least 15 days’ notice.
  3. Do I need to involve the Tribunal administratif du logement if my roommate leaves?
    Not always. Usually, discuss changes directly with your landlord first. If there is a disagreement, or if the landlord refuses an eligible new co-tenant, you can submit an application to the TAL to resolve the matter.
  4. What if I'm subletting and my main tenant leaves?
    If the legal tenant leaves, your sublet may end as well. Talk to the landlord to explore options or ask to sign your own lease.
  5. Am I responsible for property damage my roommate caused?
    If you are co-tenants on the lease, you may be jointly liable for damages, even if only one person caused them. Document the condition of the unit and discuss with your landlord.

Conclusion: Key Takeaways

  • If your roommate breaks the lease in Quebec, you remain responsible for the lease terms if you are a co-tenant.
  • Act quickly: Communicate with your landlord, consider finding a replacement roommate, and use official TAL forms as required.
  • Know your rights as a Quebec tenant and get help from the Tribunal administratif du logement if needed.

With a proactive approach and the right information, you can handle lease changes and protect your tenancy.

Need Help? Resources for Tenants


  1. Civil Code of Quebec, Sections 1851–2000. Read the Civil Code of Quebec rental law here.
  2. Tribunal administratif du logement (TAL): Official TAL Website.
  3. Notice of Lease Assignment or Sublet Form: Model Notice of Lease Assignment or Subletting form.

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Marie Dubois
Marie Dubois

Bilingual Housing Rights Advisor, Tenant Rights Canada

Marie covers tenant rights across Quebec and the Atlantic provinces in both English and French. With a background in Quebec civil law and residential tenancy, she is a trusted voice on the Tribunal administratif du logement process and francophone tenant rights.