Banking
Overdraft Protection Fees: How Overdraft Works in Canada
How overdraft protection works at Canadian banks, the usual fees (about $5 a month or $5 per use) and interest (around 21% to 22%), and the new rules since March 2026 that cap NSF fees at $10.

How does overdraft protection work?
Your bank lends you money up to an approved limit when a payment or withdrawal would take your balance below $0. Your balance shows as negative until your next deposits pay it back. You have to apply and give express consent; banks review your income, deposits and credit.
Some accounts instead draw on a linked line of credit, credit card (as a cash advance) or another account, which can carry its own fees and rate.
Put it into practiceHow to waive chequing account feesHow much does overdraft protection cost?
Usually either a monthly fee of about $5 or a pay-per-use fee of up to about $5 each time you go into overdraft, plus daily interest of around 21% to 22% a year on the negative balance. For a 10-day overdraft at 21%:
| Overdraft for 10 days | Interest at 21% | With a $5 pay-per-use fee |
|---|---|---|
| Top$100 | $0.58 | $5.58 |
| $300 | $1.73 | $6.73 |
| $500 | $2.88 | $7.88 |
What happens if I don’t have overdraft protection?
The payment can be declined, and your bank may charge a non-sufficient funds (NSF) fee. Since March 12, 2026, NSF fees on personal accounts are capped at $10, limited to one every 2 business days, and not allowed when the shortfall is under $10. The payee may charge its own returned-payment fee.
| NSF rule (personal accounts) | Since March 12, 2026 |
|---|---|
| Maximum NSF fee | $10 |
| How often | At most one NSF fee every 2 business days |
| Small shortfalls | No NSF fee if you’re overdrawn by less than $10 |
| Low-balance alerts | Banks must send e-alerts, by default below $100 (you can change or turn them off) |
Is overdraft protection worth it?
It can be if you occasionally cut it close and a declined rent or loan payment would cost more. If you rarely overdraw, a pay-per-use plan is usually cheaper than a monthly one. If you’re in overdraft every month, a cheaper option is a buffer in savings or a lower-rate line of credit.
Overdraft protection is often cheaper than payday loans, but it’s meant for short gaps, not ongoing shortfalls.
How can I avoid overdrafts?
Keep a small buffer in chequing, set a low-balance alert, time automatic payments for after payday and link a savings account for transfers. Repay any overdraft quickly: unpaid overdrafts can go into default and hurt your credit score.
Keep reading
BankingHow to Waive Chequing Account Fees in CanadaMost of the big-bank chequing accounts we track charge $16.95 to $30.95 a month and waive it if you keep a set balance — $4,000 on the mid-tier plans, $6,000 on the premium ones.
BankingHow Much Should Your Emergency Fund Be in Canada?How big an emergency fund should be (3 to 6 months of expenses), where to keep it, and how much interest it can earn: 2.8% at the best online savings account we track versus 0.48% at the big banks on average.
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Official sources and further reading
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