Mortgage Regulatory FAQs
The regulatory architecture Canadian borrowers need to understand: OSFI Guideline B-20, how Bank of Canada policy transmits into Prime, CMHC insurance thresholds, and the periodic rule changes that reshape who qualifies.
20 FAQs in this category.
How does the new OSFI guidance affect mortgage switching for you?
The latest OSFI guidance simplifies switching lenders at renewal for borrowers with existing uninsured mortgages.
What documentation is typically required for a mortgage application, and how might this differ for a 'straight switch'?
While specific requirements can vary slightly among lenders, the standard documentation confirms income, credit history, and property details.
What are the Loan-to-Income (LTI) limits, and how do they impact lenders?
OSFI is introducing Loan-to-Income (LTI) limits on the uninsured mortgage portfolios of federally regulated financial institutions (FRFIs).
How does 'stress testing' affect the stability of financial institutions?
Stress testing evaluates how a financial institution's mortgage portfolio would fare under tough economic times.
What exactly are GDS and TDS ratios, and how are they calculated?
Gross Debt Service (GDS) and Total Debt Service (TDS) ratios are vital metrics Federally Regulated Financial Institutions (FRFIs) use to assess a borrower's ability to manage debt.
How do lenders use GDS and TDS to determine if I qualify for a mortgage?
Lenders use GDS and TDS ratios to evaluate your ability to handle debt obligations, with willingness and capacity being primary credit decision factors.
How can I improve my GDS and TDS ratios to qualify for a larger mortgage?
Improving your GDS and TDS ratios involves reducing debt or increasing income, potentially qualifying you for a larger mortgage.
What is an 'uninsured straight switch' and how does it benefit you?
Under the OSFI B-20 amendment (effective late 2024), an 'uninsured straight switch' lets you transfer your existing mortgage to a new lender without the stress test.
Will you still need to pass a 'stress test' when switching lenders?
Here's when the stress test applies and when it doesn't in 2026:
What is a Loan-to-Income (LTI) limit, and how might it impact future mortgage lending?
LTI limits are applied to a *bank's entire mortgage portfolio*, not individual borrowers, and aim to reduce risks from high household debt levels.
How does OSFI ensure banks are following these guidelines?
OSFI monitors banks to ensure they are financially sound and comply with regulations; If a bank doesn't manage mortgage risks properly, OSFI can take action, such as increasing capital requirements.
How do lenders qualify Canadian expats living abroad?
Canadian citizens living abroad are treated similarly to non-residents if they lack Canadian-sourced income.
What is the 'Underused Housing Tax' (UHT) and who pays it?
The UHT is a 1% annual tax on the value of vacant or underused residential property in Canada owned by non-Canadian citizens or permanent residents.
What is the Non-Resident Speculation Tax (NRST) impact?
The Non-Resident Speculation Tax (NRST) is a 25% tax applied to the purchase of residential property in Ontario by individuals who are not Canadian citizens or permanent residents. It is charged upfront at closing and certain exemptions may apply.
What are the rules for Work Permit holders?
Work permit holders may be exempt from the Foreign Buyer Ban if they have 183 days or more of validity remaining on their permit and have not purchased more than one residential property.
What is the difference between a Mortgage and a Hypothec?
While they serve the same purpose, a Hypothec is the civil law equivalent of a mortgage.
How do Notary fees differ from legal fees in ROC?
Quebec Notary fees are generally higher but more inclusive than lawyer fees in the Rest of Canada (ROC).
Are there first-time buyer LTT rebates in Quebec?
No. Unlike Ontario or BC, the Province of Quebec does not offer a land transfer tax rebate for first-time buyers. However, some individual municipalities (like Montreal) have assistance programs for certain buyers.
What are the rules for 'Undivided' co-ownership financing?
Undivided condos cannot be high-ratio insured (CMHC).
How is a mortgage prepayment penalty calculated in Canada?
For fixed-rate mortgages, the penalty is the GREATER of 3 months' interest OR the Interest Rate Differential (IRD). Variable-rate mortgages typically charge only 3 months' interest.