Ottawa mortgage penalties
The penalty for breaking a mortgage is the most expensive surprise I see, and the one nobody asks about until it is too late. Here is exactly how it works, in plain words.
The short answer
A mortgage penalty, or prepayment charge, is what your lender charges when you pay off or break a mortgage before the closed term ends. On a closed variable mortgage it is almost always three months of interest. On a closed fixed mortgage it is the greater of three months of interest or the interest rate differential (IRD), and the IRD can be several times larger. This is the mortgage penalty Ottawa homeowners worry about most, and the reason a rate is not just a rate, the penalty matters.
Two ways to count it
There are only two methods. Which one you get depends on whether your mortgage is variable or fixed, and the difference between them can be thousands of dollars.
Three months of interest
The small, predictable oneYour balance multiplied by your rate, divided by four. This is the penalty on almost every closed variable mortgage, and the floor for a fixed one. It rarely produces a nasty surprise.
Interest rate differential (IRD)
The one that stingsYour balance multiplied by the gap between your rate and the lender’s current rate for the time left. On a closed fixed mortgage the lender charges whichever is greater, this or three months of interest, and it is usually this.
Variable mortgage: three months of interest. Small and predictable.
Fixed mortgage: the greater of the two, so usually the IRD.
This gap is really the whole fixed versus variable mortgage decision in one number. Variable keeps the exit cheap, while fixed can lock you into the larger IRD, so the choice you make on day one sets the penalty you could pay years later.
The trap most people miss
Here is the part the bank ad never mentions. Many big banks calculate the IRD off their posted rates, not the discounted rate you actually pay. The wider that gap, the bigger your penalty.
A lender that uses the three months of interest method, common at credit unions and mortgage only lenders, can be several times cheaper to exit for the identical situation. That difference is baked in the day you sign, long before you ever think about leaving. It is exactly why the method matters as much as the number on the page.
Try it yourself
Enter a few numbers to see the shape of both methods. This is a rough estimate to help you understand the math, not a quote. Your lender sets the binding figure, and I get it in writing for you.
Estimated penalty
$3,338
Three months of interest applies on a variable mortgage.
A rough illustration, not a quote. Your lender issues the binding figure in writing.
Numbers look steep? That is the whole point of getting them before you sign, not after. Send me your details on WhatsApp and I will pull your exact penalty and run the break even math with you.
A real example
The clearest way to see it is the standard example the Financial Consumer Agency of Canada uses to teach it.
The FCAC teaching example
$200,000
Balance owing
36 mo
Time left, at 6%
4%
Lender’s rate now
Three months of interest
$3,000
What the lender charges (IRD)
$12,000
Source: Financial Consumer Agency of Canada, standard IRD example. Figures illustrate the method, not your file.
I see this in real life too. One Ontario homeowner had about 333,000 dollars left, roughly three years to run, a rate near 5.15 percent, and was quoted a penalty of 12,353 dollars to break and refinance. On paper the refinance looked like a 20,000 dollar lifetime saving. Measured over the term that actually remained, breaking came out about the same as simply making a lump sum payment. As they put it, use the remaining term, not the years left. That is the honest math I run before you commit, and sometimes the answer is to wait.
Yes and no
A penalty only shows up when you break a closed contract early. Plenty of common moves cost nothing at all.
A penalty usually applies
You break a closed fixed term before it ends
You refinance in the middle of your term
You sell and do not port the mortgage
You switch lenders mid term
You pull equity out mid term
Usually no penalty at all
You renew or pay off at your maturity date
You do a straight switch at maturity
You prepay within your yearly privileges
You port the mortgage to your next home
You blend and extend instead of breaking
Timing changes everything. If you are near the end of your term, waiting a few months can turn a five figure penalty into zero. If you are weighing a move now, see how it plays out on the Ottawa mortgage refinance page, or plan around your maturity date with an Ottawa mortgage renewal.
A smaller penalty keeps you free to move when life changes.
Pay less
Tick each one as you check it off your own situation. Most homeowners can knock the penalty down with two or three of these, and some avoid it entirely.
Your penalty plan
0 of 6 done
Not sure which apply to you? That is the free part. Book a free 15-minute call and I will walk your file line by line. The methods above come straight from the Financial Consumer Agency of Canada guidance on reducing prepayment penalties.
Why it matters up front
The cheapest mortgage on a chart is not always the cheapest mortgage once you count the cost to break it. Life happens: people sell, separate, refinance, or find a better rate two years out. A smaller, fairer penalty keeps every one of those doors open.
So when two lenders quote me the same rate, I lean toward the one with the lower penalty method and the more generous prepayment privileges. You feel nothing today, and you thank yourself later. That is the part aggregator charts and branch offers skip entirely.
I read the penalty clause before you sign, not after, so there are no surprises later.
I get your exact figure in writing from the lender and run the break even math with you.
My only incentive is your best fit, so the recommendation you get is honest.
Comparing rates first? Start with today’s Ottawa mortgage rates, then estimate a new payment in the Ottawa mortgage calculator. Want the full picture of how I work? Here is how it works, see what clients say in the Google reviews, or just get in touch.
Nick Bachusky · Mortgage Agent Level 1 · Referral Mortgages Inc. · FSRA #13316
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Still wondering?
A mortgage penalty, also called a prepayment charge, is what your lender charges if you pay off or break a closed mortgage before the term ends. It exists to make up the interest the lender expected to earn. Two mortgages at the same rate are not equal once you count the cost to break one, which is why the penalty deserves as much attention as the rate.
It depends on your mortgage type. A closed variable mortgage penalty is almost always three months of interest on your balance, which is small and predictable. A closed fixed mortgage penalty is the greater of three months of interest or the interest rate differential, known as the IRD, and the IRD is usually the larger number.
The interest rate differential is the gap between your current rate and the rate the lender could earn today for the time left on your term, applied to your balance. The Financial Consumer Agency of Canada gives a standard example: owe 200,000 dollars with 36 months left at 6 percent, while the lender now posts 4 percent for that term, and the IRD works out to about 12,000 dollars, four times a three months of interest charge of roughly 3,000 dollars.
Many big banks calculate the IRD using their posted rates rather than the discounted rate you actually pay. The wider that gap, the larger the penalty. A lender that uses the three months of interest method, common at credit unions and mortgage only lenders, can be several times cheaper to exit for the very same situation. That difference is set the day you sign, not the day you leave.
Often, yes. There is no prepayment penalty at your maturity date, on a straight switch at maturity, on prepayments made within your annual privileges, when you port the mortgage to a new home, or with a blend and extend where you never actually break. A penalty usually applies only when you break a fixed term early, refinance mid term, or sell without porting.
Wait for maturity if you can, use your yearly prepayment privileges first to shrink the balance the penalty applies to, port the mortgage instead of breaking it, ask about a blend and extend, and choose a lower penalty lender up front when two lenders tie on rate. Always get the exact figure in writing before you decide.
No. There is no cost to you. I am a licensed Mortgage Agent working under Referral Mortgages Inc. I will get your exact penalty in writing from your lender, run the break even math, and tell you plainly whether moving is worth it, at no charge.
Want to go deeper? Read my plain-language Ottawa mortgage guides, or see more answers on the Ottawa mortgage FAQ.
Send me your mortgage details and I will pull the exact figure, run the break even math, and tell you plainly what I would do.
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Nick Bachusky · Mortgage Agent Level 1 · Referral Mortgages Inc. · FSRA #13316. Penalty and rate figures on this page are dated illustrative examples (2026), not quotes or guarantees.