Landlord Liability for Tenant-on-Tenant Violence in Alberta

Legal Precedents & Case Summaries Alberta 3 min read · published March 09, 2026 Flag of Alberta

Tenant safety matters. If another tenant threatens or harms you in a rental in Alberta, you may wonder whether the landlord can be held responsible. This article explains when landlords have a legal duty to prevent or respond to tenant-on-tenant violence, practical steps renters can take to protect themselves, and how to start a formal complaint or dispute. I’ll explain common standards for habitability and safety, landlord obligations under provincial rules, how to document incidents, when to involve police or the Residential Tenancy Dispute Resolution Service, and what evidence helps a case. The guidance is written for renters and tenants who need clear, practical next steps and links to official Alberta resources.

When can a landlord be liable?

A landlord may be liable when harm was foreseeable, when the landlord controlled the condition that caused risk, or when the landlord failed to act after being warned. In Alberta, these duties are read alongside provincial tenancy rules and standards [1].

  • Failure to address known threats to tenants, such as repeated reports of harassment or threats.
  • Poor building security that the landlord controls (locks, entry doors, lighting) that is not fixed after notification.
  • Delays or refusals to repair safety-related features that lead to risk.
  • Not keeping records or responding to formal complaints in a timely way.
Detailed documentation increases your chances of success in disputes.

What landlords must do in Alberta

Landlords must provide reasonably safe premises and respond to safety complaints under provincial residential tenancy rules and related guidance [1]. Tenants can review clear summaries of landlord and tenant duties in our guide on Obligations of Landlords and Tenants: Rights and Responsibilities Explained.

  • Maintain secure locks, controlled entry, and exterior lighting that affect tenant safety.
  • Make timely repairs that directly impact security or habitability.
  • Investigate, document and respond to complaints; keep records of communications and actions taken.
Respond to legal notices within deadlines to avoid losing rights.

Steps tenants should take after an incident

If you experience violence or threats from another tenant, focus first on immediate safety: call police if you are in danger, and then document and report.

  • Document the incident with dates, times, photos, messages and witness names.
  • Call 911 if there is immediate danger; ask for an incident or report number and keep it.
  • Give your landlord written notice describing the incident and any safety concerns; keep a copy.
  • File an application with the Residential Tenancy Dispute Resolution Service if the landlord does not act or you need remedies [2].
Always keep copies of written communications and receipts.

If you are considering moving because of safety concerns, look for listings that highlight building security and responsive management. You can Find rental homes across Canada on Houseme and compare neighbourhood features before you move.

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How to file an RTDRS application

The RTDRS is an Alberta option for tenancy disputes, including unresolved safety issues. Before filing, gather your documentation, copies of written notices to the landlord, police reports (if any), and witness statements. Official guidance and forms are available from the Government of Alberta forms page [3].

  • Gather evidence: photos, messages, dates, witness names and police report number.
  • Complete the RTDRS application form and attach supporting documents.
  • Submit the application as directed on the RTDRS site and follow any scheduling instructions for a hearing.
In Alberta, the RTDRS is an alternative dispute resolution forum for many residential tenancy disputes.

FAQ

Can a landlord be held responsible if another tenant is violent?
Possibly. A landlord may be liable if they knew or should have known about a risk and failed to take reasonable steps to prevent harm.
Should I call police before telling my landlord?
Yes — call police if you are in immediate danger. Police reports can also support later complaints to the landlord or RTDRS.
What if my landlord ignores written complaints?
If a landlord does not respond, you can file with the RTDRS for remedies such as orders to repair, increased security, or termination of tenancy in serious cases.

How-To

  1. Document the incident with photos, messages and witness names.
  2. Call police if there is immediate danger and get a report number.
  3. Notify your landlord in writing and keep a copy.
  4. If unresolved, file an RTDRS application and attach evidence.

Help and Support / Resources


  1. [1] Alberta Residential Tenancies - Government of Alberta
  2. [2] Residential Tenancy Dispute Resolution Service (RTDRS) - Government of Alberta
  3. [3] Residential tenancy forms - Government of Alberta

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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.