Blend and Extend a Mortgage Before Maturity
Check how the weighted rate is calculated and whether the penalty is avoided or simply built into the new term.
In this article
The blend-and-extend offer arrives from the lender when rates fall. It promises a lower rate right away, with no penalty. In fact, the penalty is not cancelled: it is built into the offered rate. Ask for the exact formula in writing, because how transparent the calculation is is the offer's first test. Read the new commitment too. A full term restarts, with a new maturity date, new privileges and a future penalty calculated on this contract. To decide, compare three paths over a common horizon: wait out the term at the current rate, blend at the weighted rate, or break and move to a competitor, paying the penalty in cash. The cash you have available often decides between the two best scenarios. This article prices the three paths on a worked case. It also lists the questions that bring out the weighting formula and the clauses of the new contract to reread before you accept a rate that seems to fall from the sky.
Decode the blended rate you are offered
The blend-and-extend offer arrives from the lender when rates fall. Understand its mechanics before you accept. The lender merges your current rate, still in force for the rest of the term, with the market rate for a full new term. The result is a blended rate that applies immediately. The weighting depends on the remaining time and the time added: the shorter the remaining term, the more the new rate counts in the mix. Ask for the exact formula in writing, with figures. Transparency is the offer's first test, since a lender who gladly explains its calculation generally makes a defensible offer.
Find the penalty inside the calculation
The offer's central argument is that there is no penalty. Translate it: the penalty is not cancelled, it is built in. By carrying your old rate into the weighting for its remaining duration, the lender recovers the equivalent of what a break would have cost it. Ask directly what penalty amount the weighting includes. Sometimes you get a figure, and sometimes a silence that tells you a lot. The offer then falls into its proper place: neither gift nor trap, but a restructuring where the lender protects its yield while giving you a better average rate. Judge the net result, not the word penalty.
Examine the new term and its conditions
Blending does not only change the rate. It opens a full term, often five years, with a new maturity date, its prepayment privileges and its penalty formula. Reread these conditions as you would a new contract, because that is what it is. The privileges may be less generous, the penalty formula different, the registered charge modified. The length of the commitment matters most if a move, a separation or a sale is plausible within five years, since the future penalty will be calculated on this new contract. A better rate paid for with five years of being locked in is not always a good deal.
Compare the three paths on the same horizon
Line up three scenarios over the same five-year horizon. Wait out the term: your current rate for the remaining time, then the unknown renewal rate, which amounts to betting on future rates. Blend and extend: the weighted rate right away, for five years. Break and switch lenders: the best market rate, minus the penalty paid in cash and the fees, plus the new lender's reimbursements. Price the total cost of each path over the horizon. Cash often separates the two best: breaking requires paying the penalty now, while blending spreads it into the rate. The full calculation takes an hour and is regularly worth a few thousand dollars.
Quebec scenario
Two years from the maturity of her 6.1% term, a manager in Terrebonne watches rates come back down. Her lender offers to blend and extend. The principle is simple, but the calculation needs attention. The lender merges the current rate and the market rate into a weighted rate of 5.2%, applicable right away over a new five-year term. The letter says there is no penalty to pay. She checks that point. The penalty is not cancelled: it is built into the weighted rate, and she asks for the exact formula in writing. She then compares three paths over a common horizon. Wait for maturity: 6.1% for two years, then an unknown future rate. Blend and extend: 5.2% right away, but five years of commitment, new privileges to reread and a future penalty calculated on this new contract. Break and switch lenders: 4.9% elsewhere, a $5,200 penalty paid in cash, and transfer fees partly reimbursed. Over five years, the clean break wins by about $1,800, but it requires immediate cash. The blend comes second and waiting comes last. She chooses the break, finally knowing the true price of each option, including the one presented as free.
Checklist
- Request the blended rate's exact formula
- Identify the penalty embedded in the offer
- Read the new term and its privileges
- Price waiting out the maturity
- Price the blend at the weighted rate
- Price the break with a cash penalty
- Compare the three paths on the same horizon
- Verify the liquidity available for the penalty
- Choose with numbers in hand, not on the offer
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