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Find a Lawyer Ā» Canada Legal Guides Ā» Immigration & Visas Canada Ā» Family Sponsorship Canada Ā» Sponsoring a Common-Law Partner to Canada When Your Lease is Sublet Illegally

Sponsoring a Common-Law Partner to Canada When Your Lease is Sublet Illegally

22 Jul 2026 6 min read No comments Family Sponsorship Canada
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To sponsor a common-law partner, IRCC requires proof of 12 months of continuous cohabitation. If you are living in an unapproved or “illegal” sublet and cannot provide a formal lease agreement, you must rely heavily on alternative evidence such as joint bank accounts, government mail, and sworn statutory declarations to prove your shared address.

Finding affordable housing in major Canadian cities like Toronto, Vancouver, or Montreal is incredibly difficult 🏢. Out of desperation, many couples end up renting basement suites, sharing apartments with roommates, or taking over sublets without ever signing a formal contract with the actual property owner. While this unapproved or “illegal” sublet might solve your immediate housing crisis, it creates a massive wave of panic when it is time to submit a Common-Law Sponsorship application to Immigration, Refugees and Citizenship Canada (IRCC).

IRCC defines a common-law partnership strictly: you must have lived together continuously for at least one full year (12 consecutive months) . The easiest way to prove this is a joint lease agreement. However, if you are not on the lease because the primary tenant hid your existence from the landlord, you are not disqualified from sponsorship. IRCC officers assess the “totality of evidence.” You simply need to build a massive paper trail using alternative documents. Generally, most applicants in this complex situation choose to consult a Canadian immigration lawyer to ensure their evidence package is strong enough to avoid a devastating refusal.

Step-by-Step Process: Proving Cohabitation Without a Formal Lease

When you cannot rely on a standard tenancy agreement, you must become incredibly organized and proactive 📝. Your goal is to overwhelm the IRCC officer with proof that your lives are entirely financially and physically intertwined at the exact same physical address. Here is the step-by-step method to build your case.

Step 1: Establishing Joint Financial Accounts Immediately

The strongest alternative to a lease is shared finances . If you do not already have one, open a joint chequing or savings account at a major Canadian bank as soon as possible. The bank will mail monthly statements to your shared sublet address. Furthermore, you should issue supplementary credit cards on the same account so that both names appear on the monthly credit card bills showing daily purchases in the same neighbourhood.

Step 2: Collecting Official Government Mail

IRCC highly values documents issued by federal and provincial governments 🏛. Ensure that both of your Canada Revenue Agency (CRA) accounts are updated to your current sublet address so your Notices of Assessment (NOA) match. Similarly, update your provincial driver’s licences, vehicle registrations, and provincial health cards (such as OHIP in Ontario or MSP in British Columbia). These documents are incredibly difficult to fake and carry massive weight with immigration officers.

Step 3: Transferring Utility and Service Bills

Even if the primary tenant pays the hydro or water bill, you can still generate “utility” evidence . You and your partner can set up the internet or cable bill in both of your names. Additionally, ensure that your individual cell phone bills, tenant insurance policies, and even Amazon package delivery receipts are addressed to the exact same unit number. Save these bills consistently for the entire 12-month qualifying period.

Step 4: Gathering Third-Party Affidavits

Since the property owner cannot vouch for you, rely on your social circle 👤. Ask friends, family members, and neighbours to write letters confirming that they have visited your home and witnessed you living together as a couple. At least two of these letters should be sworn as formal Statutory Declarations before a Canadian notary public or commissioner of oaths. This adds a layer of legal gravity to their statements.

Step 5: Drafting a Comprehensive Letter of Explanation

Do not try to hide the fact that you lack a lease; address the elephant in the room directly . You must draft a detailed Letter of Explanation (LOE). Explain that due to the severe housing crisis in your city, you were forced to take an informal sublet. Detail how you pay rent (e.g., showing e-transfers to the primary tenant). Honesty is crucial; IRCC officers are humans who understand the reality of the Canadian housing market, provided you explain it clearly.

Step 6: Executing the Statutory Declaration of Common-Law Union

As with all common-law applications, you and your partner must sign the IMM 5409 form . This document is a legally binding oath declaring that your relationship meets the 12-month requirement. You must sign this form in the physical or virtual presence of a notary public. Falsifying this document is a serious criminal offence under Canadian law.

How Much Does it Cost in Canada?

Applying for sponsorship from an informal housing situation does not change the federal fees, but securing the extra legal evidence will cost money 💰. Here is a breakdown of what you can expect to pay in Canadian dollars:

  • IRCC Sponsorship Fees: The standard federal fee for family sponsorship and permanent residence is $1,260 CAD.
  • Biometrics Fee: The mandatory fingerprinting fee for the applicant is $85 CAD.
  • Swearing Affidavits: Hiring a notary public to commission your IMM 5409 and the support letters from family members typically costs between $50 and $150 CAD.
  • Immigration Lawyer Fees: Because lacking a lease is a “red flag” for IRCC, hiring a law firm to build the evidence package and draft the Letter of Explanation generally costs between $3,000 and $5,000 CAD.
Expense TypeEstimated Cost (CAD)Importance for Subletters
Federal PR Fees$1,260Mandatory government processing fee.
Notary Services$50 – $150Crucial for turning letters into legal evidence.
Legal Representation$3,000 – $5,000Helps overcome the lack of a formal tenancy agreement.

How Long Does the Process Take?

The timeline for this process is rigid 📅. You cannot submit the sponsorship application until you have hit exactly 365 days of continuous cohabitation. Gathering the alternative evidence is an ongoing process that lasts the entire year. Once you finally submit the complete package to the IRCC portal, the standard processing time for a common-law sponsorship application is approximately 10 to 12 months.

Frequently Asked Questions (FAQ)

Will IRCC report my illegal sublet to my landlord?

No. IRCC is a federal immigration department, not a provincial housing authority. They do not contact your landlord to inform them of an unapproved sublet. Their only concern is whether your romantic relationship and cohabitation are genuine.

What if our government mail goes to different addresses?

This is a massive red flag for IRCC. If your driver’s licence says you live in Toronto but your partner’s CRA account says they live in Ottawa, the officer will likely assume you do not live together. You must explain this discrepancy thoroughly in your Letter of Explanation.

Can we use e-transfer receipts to prove we pay rent?

Yes. Providing bank statements showing regular, monthly Interac e-transfers to the primary tenant, with notes like “May Rent,” is excellent alternative evidence of your living arrangement.

Do we have to be common-law, or can we just get married?

If you get legally married in Canada, you do not need to prove 12 months of continuous cohabitation to apply for Spousal Sponsorship. However, you still need to prove the relationship is genuine, which involves showing how your lives are merged.

What happens if we lived apart for one month during the year?

Common-law status requires 12 months of continuous cohabitation. Short, temporary absences for work or family emergencies (usually a few weeks) are acceptable. However, a lengthy separation may break the continuous period, forcing you to restart the 12-month clock.

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