Unauthorized Occupants vs Subletting: BC Cases

Legal Precedents & Case Summaries British Columbia 4 min read · published March 09, 2026 Flag of British Columbia
Tenants in British Columbia often face confusion when someone moves in without permission or when a tenant sublets the unit. Understanding the legal difference between an unauthorized occupant and a formal sublet affects rent responsibility, repairs, and the risk of eviction. This article explains how BC rules and recent cases treat guests, long-term occupants and sublets, and it gives clear steps tenants can take to protect their rights, collect evidence and use official forms and dispute resolution. If you are a renter dealing with an unexpected occupant or considering a sublet, these practical steps and links to the province's tribunal can help you act quickly and confidently.

How BC law treats unauthorized occupants and subletting

In British Columbia the distinction between an unauthorized occupant and a sublet matters because a sublet is usually a formal agreement that allocates rights and responsibilities, while an unauthorized occupant is someone living in the unit without the landlord's permission. The Residential Tenancy Branch is the official body that handles disputes and interprets the Residential Tenancy Act for these situations.[1] Tenants should also review the Residential Tenancy Act for definitions and rules that apply to assignment and subletting.[2]

Detailed documentation increases your chances of success in disputes.

Common landlord responses and tenant options

Landlords may treat long-term guests who contribute rent or act like a tenant as unauthorized occupants, or they may treat an advertised sublet without permission as a lease breach. Tenants should respond calmly, gather evidence, and follow the official dispute process if necessary. For background on tenant rights and common problems you may also find the resource Tenant Rights and Landlord Rights in British Columbia helpful when deciding next steps.

Respond to notices and requests quickly to avoid losing important rights or deadlines.

What to document right away

  • Photographs and video evidence of who is living in the unit
  • Text messages, emails and written documents showing agreements or conversations
  • Receipts and records showing rent payments or any shared payments
  • Written sublet agreements or permission forms if any exist
  • Witness names and contact details from neighbours or co-tenants

Official forms you may need (BC)

When informal resolution fails, tenants or landlords can apply for dispute resolution through the Residential Tenancy Branch. Two common official resources and forms are:

  • Application for dispute resolution (RTB forms page) — Use when you need the Branch to decide a dispute about occupancy, subletting or breaches. Example: if a landlord serves a notice claiming an unauthorized occupant and you disagree, submit an application to ask the Branch for a decision and bring your evidence to the hearing. See the official RTB forms page for the correct application and instructions.
  • Notice templates and guidance — Landlords and tenants should use the official notice templates and follow delivery rules when serving notices about tenancy breaches or ends. Example: if you plan to sublet, keep a written sublet agreement and any written landlord consent to show at dispute resolution.

For instructions on where to submit forms and current templates, use the Residential Tenancy Branch pages linked below.[1]

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Practical steps if you are a tenant accused of having an unauthorized occupant

Follow clear steps to protect your tenancy and present a strong case if the landlord pursues dispute resolution.

  1. Gather and organize evidence: photographs, messages, receipts, and any sublet agreements.
  2. Provide written explanations to your landlord and keep copies of what you send or receive.
  3. If the landlord applies a notice or seeks eviction, file an application for dispute resolution with the Residential Tenancy Branch and pay any required fee as directed on the official forms page.
  4. Attend the hearing, bring originals of your evidence and any witnesses, and follow the Branch process for presenting your case.
Keep all rent receipts organized and stored safely.

Related tenant resources

If you are facing chronic issues or need broader advice about common tenancy problems, see Common Issues Tenants Face and How to Resolve Them for practical guidance. If you are considering moving instead of disputing, you can Find Vancouver apartments for rent to explore other options.

FAQ

Can a guest become an unauthorized occupant?
Yes. If a guest stays long-term, pays rent or otherwise acts like a tenant, a landlord may treat them as an unauthorized occupant and start tenancy action.
What should I do if my landlord says someone is an unauthorized occupant?
Document your situation, respond in writing, request specific evidence from the landlord, and consider applying for dispute resolution if you cannot resolve it informally.
Can I sublet my unit in British Columbia?
Subletting usually requires a written agreement and clear communication; check your tenancy agreement and the Residential Tenancy Branch guidance before proceeding.

How-To

  1. Gather clear evidence and organize it by date to show who lived in the unit and when.
  2. Send a written statement to the landlord explaining your situation and keep a copy for your records.
  3. Apply for dispute resolution with the Residential Tenancy Branch if the landlord files a notice you dispute.
  4. Attend the hearing, present your evidence and contacts, and follow the Branch's decision and orders.

Help and Support / Resources


  1. [1] Residential Tenancy Branch information and services
  2. [2] Residential Tenancy Act overview and legislation

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Sarah Mitchell
Sarah Mitchell

Senior Housing Rights Researcher, Tenant Rights Canada

Sarah has spent over a decade researching tenant legislation across Western Canada, with a particular focus on British Columbia and Alberta. She holds a certificate in Housing Policy from Simon Fraser University and has contributed to several housing advocacy organizations.