Qualification and Stress Test

Canadian qualification language is built around affordability math, documentation, and stress-test rules. These pages explain the terms borrowers hear during pre-approval, underwriting, and final approval.

Use This Section When

• you are preparing for pre-approval or full application
• you need to understand GDS, TDS, and stress-test language
• you want to know what documents the lender is likely to request
• you are trying to separate quick estimates from real approval conditions

Start Here

• Pre-Approval
• Prequalification
• Income Verification
• Proof of Funds
• Mortgage Stress Test
• Gross Debt Service Ratio
• Total Debt Service Ratio
• Minimum Down Payment

Common Reader Paths

• “How serious is this approval?”: Pre-Approval, Prequalification
• “What numbers does the lender care about?”: Mortgage Stress Test, Gross Debt Service Ratio, Total Debt Service Ratio
• “What proof do I need to show?”: Income Verification, Proof of Funds

Why This Section Matters

Many borrowers think approval turns only on income or credit score. In practice, Canadian lenders also want documented income, evidence of funds, and a file that still works under higher qualifying assumptions.

Continue to Nearby Sections

• Use Down Payment and Default Insurance when the next question is insured borrowing.
• Use Closing Costs and Closing Process when the file is moving from approval to funding.

In this section

• Gross Debt Service Ratio
  How gross debt service ratio works in Canada and what housing costs it measures in mortgage qualification.
• Income Verification
  What income verification means in Canadian mortgage underwriting and which documents lenders often use to support it.
• Mortgage Stress Test
  How the Canadian mortgage stress test works and why borrowers are qualified at a higher rate than the one in the contract.
• Pre-Approval
  What mortgage pre-approval means in Canada and why it helps with budgeting without guaranteeing final approval.
• Prequalification
  What mortgage prequalification means in Canada and why the term is less standardized than many borrowers assume.
• Proof of Funds
  What proof of funds means in a Canadian mortgage file and why lenders ask for evidence of the down payment and closing-cost money.
• Total Debt Service Ratio
  How total debt service ratio works in Canada and why other debts matter in mortgage qualification.