Rules for Subletting and Adding Roommates to Your Lease

Roommates & Shared Housing Prince Edward Island 5 min read · published September 14, 2026 Flag of Prince Edward Island
Renting with a roommate or temporarily leaving your rental can make housing more affordable, but it can also affect your lease and legal responsibilities. In Prince Edward Island, tenants should understand the difference between a roommate, an assignment, and a sublet before another person moves in. A tenant may remain responsible for rent, damage, and other lease obligations even when someone else occupies the unit. This guide explains how to seek consent, document an arrangement, protect your privacy, and respond if a landlord refuses. It also outlines where PEI renters can get help, how to apply to the Residential Tenancy Office, and what to do before ending or transferring a rental agreement. For general information about ongoing lease duties, review Obligations of Landlords and Tenants: Rights and Responsibilities Explained.

Subletting, assigning, and adding a roommate

These arrangements are not identical. A roommate usually lives with the named tenant, while a subtenant temporarily takes over all or part of the unit and the original tenant remains connected to the lease. An assignment transfers the tenant's interest in the rental agreement to another person, who generally becomes the person dealing with the landlord. The wording of your lease and the Residential Tenancy Act matter, so do not rely only on a verbal understanding.

  • Keep the original lease, proposed roommate or subtenant details, and all written communications together.
  • Ask the landlord for written consent before a new occupant moves in or a sublet begins.
  • Confirm who will pay rent, utilities, deposits, and any agreed costs.
  • Check occupancy limits, building rules, insurance requirements, and any safety restrictions.
A written agreement can prevent misunderstandings about rent, damage, notice, and shared spaces.

Do you need the landlord's permission?

Before adding a roommate or subletting, read the lease and ask the landlord in writing what approval process applies. Include the proposed occupant's name, the expected move-in and move-out dates, your reason for the arrangement, and contact information if requested. Keep a copy of your request and proof of delivery. A landlord should not use an approval process to discriminate or impose terms that conflict with PEI law, but a tenant should not assume that silence means permission.

For a sublet or assignment, ask specifically whether the landlord is consenting to a temporary sublet or a transfer of the tenancy. A subtenant may pay you, but that does not automatically release you from the landlord's claim for unpaid rent or damage. If the landlord refuses or does not respond, ask the Residential Tenancy Office whether the refusal or proposed arrangement can be reviewed.

Do not hand over possession or keys until the arrangement and required consent are documented.

Responsibilities when another person lives there

The named tenant should use a written roommate or sublet agreement that matches the main lease. Explain rent dates, utilities, common areas, quiet hours, guests, cleaning, smoking, pets, parking, damage, and how either person can end the arrangement. Never promise rights that you do not have under the lease. A separate agreement does not override the landlord's rights or the Residential Tenancy Act.

  • Continue paying the landlord on time even if a roommate or subtenant has not paid you.
  • Record the unit's condition with dated photos and a written inventory before the person moves in.
  • Respect reasonable privacy and entry rules for everyone in the home.
  • Give written notices required by the agreement and keep delivery records.

If the new occupant causes damage, disturbance, or a lease violation, the landlord may address the issue with the tenant named on the lease. The named tenant should respond promptly, communicate with the other occupant, and keep evidence of efforts to resolve the problem. For a broader overview of what happens after signing, see What Tenants Need to Know After Signing the Rental Agreement.

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When a landlord refuses or a dispute develops

Ask the landlord to explain the refusal in writing and identify the lease term or legal concern involved. Do not retaliate, threaten, or change the locks. Organize the lease, messages, receipts, notices, photographs, and names of witnesses. These records can help show what was requested, when it was requested, and what happened afterward.

The PEI Residential Tenancy Office handles residential tenancy matters and can provide information about applications, notices, and dispute resolution. A tenant can ask whether an application is appropriate when a landlord refuses consent, alleges a breach, claims money, or takes steps to end the tenancy. Follow the office's filing and service instructions carefully, and attend any scheduled hearing or conference.

  • Save the lease, written consent request, refusal, payment records, photos, and relevant messages.
  • Complete the Residential Tenancy Office application form and attach clear supporting documents.
  • Check every notice and application deadline and keep proof of filing and service.
  • Attend the dispute process and explain the remedy you are asking for.

For the official application, use the Residential Tenancy Office's Application to Determine Dispute form when you need a formal decision about a covered tenancy issue. The forms page identifies the current form and filing instructions; for example, a tenant could use the application after a documented refusal or claim if the office confirms that the matter falls within its authority.

Detailed records are especially useful when the other occupant or landlord disputes what was agreed.

Leaving a sublet or ending the tenancy

Give the correct written notice if you plan to move out, and do not assume that finding a roommate ends your obligations. If you want to transfer the tenancy or leave before a fixed term expires, ask the landlord and the Residential Tenancy Office about the lawful options. A tenant may remain responsible until the agreement ends, is properly assigned, or another legal arrangement takes effect. Review What to Do If You Need to Leave Your Rental Before the Lease Expires before making plans.

At the end of the arrangement, confirm the move-out date, return keys as required, provide a forwarding address, and keep photographs and receipts. If you are looking for a different home after the arrangement ends, you can Browse apartments for rent in Canada while continuing to check the PEI rules that apply to your current tenancy.

Frequently Asked Questions

Can I add a roommate without telling my landlord in Prince Edward Island?
You should check your lease and obtain written landlord consent before adding a roommate or allowing another person to occupy the unit, especially where the arrangement changes possession or occupancy.
Am I still responsible if my subtenant does not pay?
The original tenant may remain responsible to the landlord for rent, damage, and other lease obligations, even if the subtenant has failed to pay the tenant.
What should I do if my landlord refuses a sublet?
Request the reason in writing, preserve your records, and contact the Residential Tenancy Office to ask whether the refusal or dispute can be addressed through its process.
Which PEI form can I use for a tenancy dispute?
The Residential Tenancy Office provides an Application to Determine Dispute form and instructions through its official forms page, subject to the office confirming that the issue is within its authority.

How-To

  1. Review your lease and identify whether you are proposing a roommate, sublet, or assignment.
  2. Send the landlord a written request with the proposed occupant and dates.
  3. Create a written agreement covering rent, damage, rules, privacy, and ending the arrangement.
  4. Track payments, notices, deadlines, and all communications.
  5. Contact the Residential Tenancy Office and file the appropriate application if the dispute cannot be resolved.

Help and Support / Resources


  1. [1] Prince Edward Island Residential Tenancy Act
  2. [2] Prince Edward Island Residential Tenancy Office information
  3. [3] Prince Edward Island Residential Tenancy Office forms

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David Chen
David Chen

Tenant Law Analyst, Tenant Rights Canada

David specializes in Ontario residential tenancy law and Northern territories housing regulations. He has followed developments at the Landlord and Tenant Board closely for over eight years and writes extensively on LTB procedures, rent increases, and maintenance obligations.