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  • Writer's pictureScott Nazareth

The Bank of Canada : A Brief Overview

The Bank of Canada: A Brief Overview

Before we dive into the world of mortgages, let's first understand the Bank of Canada itself. Established in 1934, the Bank of Canada is the country's central bank, responsible for the formulation and implementation of Canada's monetary policy. Its primary objectives are to maintain price stability and promote a stable and efficient financial system. One of the most significant tools at its disposal for achieving these objectives is the setting of the key interest rate, known as the target for the overnight rate.

The Overnight Rate and Mortgages

The overnight rate is a crucial instrument in the Bank of Canada's monetary policy toolkit. It influences the interest rates that banks offer to borrowers, including those seeking mortgages. When the Bank of Canada raises the overnight rate, it becomes more expensive for banks to borrow money from each other, and this cost is often passed on to consumers in the form of higher interest rates on mortgages.

Conversely, when the Bank of Canada lowers the overnight rate, it becomes cheaper for banks to borrow money, leading to reduced interest rates on mortgages. The availability of lower interest rates can make homeownership more affordable, which may encourage people to enter the housing market or refinance their existing mortgages.

For example, if the overnight rate is increased, you may see your variable-rate mortgage payments rise. However, if the rate is lowered, your monthly mortgage payments may decrease, making homeownership more attainable for many Canadians.

Inflation and Mortgage Rates

One of the key objectives of the Bank of Canada is to maintain price stability, which is often associated with controlling inflation. While inflation may not seem directly related to mortgages, it plays a significant role in shaping interest rates.

High inflation erodes the purchasing power of money, and lenders typically demand higher interest rates to compensate for the declining value of the money they'll receive over the life of the loan. Therefore, the Bank of Canada's commitment to controlling inflation indirectly helps maintain relatively stable and affordable mortgage rates for Canadians.

Mortgage Stress Tests

In addition to influencing mortgage rates through the overnight rate, the Bank of Canada has also been involved in implementing mortgage stress tests. These tests are designed to ensure that borrowers can handle higher interest rates or financial setbacks, reducing the risk of default. The stress test requires borrowers to qualify for a mortgage at a higher interest rate than they'll actually pay.

The Bank of Canada, in conjunction with federal and provincial authorities, has set these rules to mitigate excessive borrowing, particularly in hot real estate markets. The stress tests are meant to protect both borrowers and the financial system from the risks associated with overextended mortgages.

Financial Stability and Mortgage Regulations

The Bank of Canada also plays a critical role in promoting financial stability in the country, which indirectly impacts the mortgage market. By monitoring and assessing the health of the financial system, the Bank of Canada helps establish regulations that safeguard the interests of both lenders and borrowers.

For instance, following the 2008 global financial crisis, the Bank of Canada, along with other regulatory bodies, implemented stricter mortgage lending rules. These measures aimed to mitigate the risks associated with irresponsible lending practices, such as subprime mortgages. As a result, borrowers were required to provide more substantial down payments, and lenders faced stricter regulations when issuing mortgages.

The Role of Securitization in Mortgages

The Bank of Canada also influences the mortgage market through securitization. Securitization involves bundling mortgages together into securities and selling them to investors. By doing this, banks and other lenders can free up capital to issue new mortgages, stimulating homeownership.

The Bank of Canada has played a role in supporting the mortgage-backed securities (MBS) market, which has made it easier for lenders to issue mortgages. This increased liquidity in the mortgage market has helped maintain competitive mortgage rates and ensure Canadians have access to affordable financing.

The Impact of the Bank of Canada's Policies on Mortgage Holders

The Bank of Canada's policies and actions undoubtedly affect mortgage holders across the country. Here's how these policies impact you:

  1. Mortgage Rates: As discussed earlier, the Bank of Canada's decisions regarding the overnight rate directly influence the interest rates offered by banks. When the central bank raises rates, mortgage rates tend to follow suit, potentially increasing your monthly payments.

  2. Affordability: The bank's policies, particularly those related to financial stability and mortgage regulations, can impact your ability to secure a mortgage. Stricter lending rules may require you to provide a larger down payment, affecting your ability to enter the housing market.

  3. Housing Market Conditions: The Bank of Canada's actions can influence housing market conditions. Lower interest rates may stimulate demand for homes, potentially driving up prices, while higher rates may have the opposite effect. These conditions, in turn, can affect your decision to buy, sell, or refinance a home.


Mortgages are an integral part of the Canadian economy, and the Bank of Canada plays a significant role in shaping the landscape of mortgage lending. From influencing interest rates through the overnight rate to implementing mortgage stress tests and promoting financial stability, the central bank's actions have a direct impact on your ability to secure a home loan and the cost of homeownership.

Understanding the role of the Bank of Canada in the mortgage market is crucial for anyone looking to buy a home or refinance an existing mortgage. As economic conditions evolve and the central bank adjusts its policies, staying informed about these changes can help you make informed financial decisions related to your homeownership goals. So, whether you're a first-time homebuyer or a seasoned homeowner, remember that the Bank of Canada is not just a distant institution; its decisions can have a tangible impact on your mortgage and your financial well-being.

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