Mortgage Break Fees Explained
✂️ What a Break Fee Is
A break fee, or break cost, is what a bank can charge if you end a fixed-rate mortgage early, or repay more than your loan allows. It surprises people because it can be large, and it is not a penalty the bank invented to punish you; it is meant to recover the bank's loss when you break a rate it had locked in. Understanding it stops nasty surprises when selling, refinancing, or repaying.
When a Break Fee Can Apply
- Selling the property and repaying a fixed loan early
- Refinancing to another bank during a fixed term
- Making a large lump-sum repayment beyond the allowed amount
- Switching to a different rate before the term ends
It Is About the Bank's Loss
When you fix, the bank arranges funding to match. If you break and rates have dropped, the bank can only re-lend that money at a lower rate, so it loses the difference. The break fee recovers that, which is why falling rates make it bigger.
🧮 How It Is Calculated
The Rate Difference Drives It
The core of a break fee is the gap between the rate you locked and the rate the bank could get now for the time left on your fixed term, applied to your balance. The bigger that gap and the longer the remaining term, the bigger the fee.
Rates Up vs Rates Down
| Since You Fixed | Likely Break Fee |
|---|---|
| Rates fell | Larger, since the bank loses the higher rate |
| Rates rose | Often small or nil |
Get the Exact Figure
Banks must tell you the break fee when you ask. Never assume; request the current figure before you commit to selling, refinancing, or a large repayment, so you can factor it in.
⚖️ When Breaking Is Worth It
Weigh the Fee Against the Benefit
Breaking is not always a bad idea. If refinancing to a much lower rate, or restructuring, saves more than the break fee costs, it can pay off. The key is to compare the fee with the real saving, not just the headline lower rate.
Common Situations
- Selling: The fee is part of your sale costs; some banks let you transfer the loan to a new property instead.
- Refinancing: Compare the fee against the new lender's saving and any cash contribution.
- Lump sum: Check your allowed extra-repayment limit first; staying within it avoids a fee.
Use the Tools
Our Mortgage Break Fee Calculator gives an indication, but always confirm the actual figure with your bank, as their calculation is the one that counts.
💡 Common Mistakes
Mistake 1: Assuming There Is No Fee
People break a fixed loan to chase a lower rate, then get a large bill. Always ask for the figure first.
Mistake 2: Overpaying Beyond the Allowed Limit
Many fixed loans let you repay a certain amount extra each year for free. Going over it can trigger a fee, so check the limit.
Mistake 3: Comparing Only the Headline Rate
A lower advertised rate elsewhere may not beat the break fee plus costs. Compare the real saving.
Mistake 4: Acting on an Old Quote
Break fees change daily. A figure from last week may be very different today. Use a current quote.
A Simple Approach
See our Refinancing and Fixed vs Floating guides. Final word: a break fee recovers the bank's loss when you exit a fixed rate early, and it is largest when rates have fallen. It is not always a barrier; sometimes the saving beats it. Always get the exact, current figure before you act. This is general information, not advice; talk to your bank or a mortgage adviser.
🎯 Test Your Knowledge
Quiz on Mortgage Break Fees (20 Questions)
Related guides
- Foreign Transaction Fees, a related guide in the same area.
- KiwiSaver Fees Explained, a related guide in the same area.
- Understanding Managed Fund Fees, a related guide in the same area.