Updated: April 2025  |  bremo.io financial guides

Mortgage Pre-Approval in Canada — Step-by-Step Guide

Getting a mortgage pre-approval before you start shopping for a home is one of the most practical things you can do as a Canadian homebuyer. It tells you how much you can borrow, locks in a rate for a period of time, and shows sellers you're a serious buyer. This guide walks through exactly how it works.

Pre-Approval vs. Pre-Qualification

These two terms are often confused. A pre-qualification is a rough estimate based on information you self-report — income, debts, assets — without document verification. A pre-approval goes further: the lender verifies your documents and runs a credit check. A pre-approval carries more weight with sellers and gives you a more accurate borrowing limit.

What a Pre-Approval Gets You

• A maximum purchase price based on your financial profile
• A rate hold — typically 90 to 120 days — that protects you if rates rise while you shop
• Clarity on your monthly payment range before you fall in love with a property
• Stronger negotiating position with sellers, especially in competitive markets

Documents You'll Need

Gather these before applying to speed up the process:

Identity

• Government-issued photo ID (passport, driver's license)
• Social Insurance Number (SIN)

Income Verification (Salaried Employees)

• Two most recent pay stubs
• T4 slips for the past two years
• Employment letter confirming position, start date, and salary

Income Verification (Self-Employed)

• Notices of Assessment (NOAs) for the past two years
• T1 General tax returns for the past two years
• Business financial statements if incorporated

Assets

• Bank statements (90 days) showing your down payment funds
• RRSP statements if using the Home Buyers' Plan
• Investment account statements
• Gift letter if part of the down payment is a gift from family

Existing Debts

• Statements for any car loans, student loans, or personal loans
• Credit card statements (lenders use minimum monthly payments in TDS calculations)

The Pre-Approval Process, Step by Step

1. Choose a lender or broker. You can apply directly to a bank or use a mortgage broker who shops multiple lenders on your behalf. A broker's application typically counts as one credit inquiry regardless of how many lenders they approach.
2. Submit your application and documents. The lender reviews your income, debts, assets, and credit history.
3. Credit check. The lender pulls your credit report. A hard inquiry may lower your credit score slightly, but multiple mortgage inquiries within a 14-45 day window typically count as a single inquiry by the credit bureaus.
4. Stress test applied. The lender qualifies you at the higher of your offered rate plus 2% or 5.25%, checking your GDS and TDS ratios.
5. Pre-approval issued. If everything checks out, you receive a pre-approval letter stating your maximum mortgage amount and the rate hold period.

How Long Does Pre-Approval Take?

With documents ready, many lenders complete a pre-approval within 1-3 business days. Complex applications (self-employed income, multiple properties, irregular income) can take longer. Online and digital lenders may be faster. Having your documents organized in advance is the single biggest time-saver.

Rate Hold: What It Means and What It Doesn't

A rate hold means the lender commits to give you at most the rate quoted on your pre-approval if you close before the hold expires — usually 90 or 120 days. If rates drop further, you can typically ask for the lower rate. The rate hold protects you against rate increases, not against rate decreases.

What Can Cause a Pre-Approval to Be Denied at Final Approval

• Property appraises below the purchase price
• New debts taken on between pre-approval and closing (car loan, credit card, etc.)
• Job change or income reduction
• Issues with the property title or condition
• Strata or condo documentation issues

This is why mortgage professionals advise: do not make major financial changes between pre-approval and closing. No new credit, no large purchases, no job changes without consulting your lender first.

Getting Multiple Pre-Approvals

You can get pre-approvals from multiple lenders to compare rates and terms. As noted above, mortgage inquiries within a short window count as a single credit event. Using a mortgage broker often achieves the same comparison effect with just one application and one credit check.