Mastercard Business Line


Low Interest
Low Interest
Low Interest

Enjoy a low interest rate along with the advantages of a credit card

Overdraft protection
Overdraft protection
Overdraft protection

Get overdraft protection when you link your Business Line card to your current account

Issue Cheque Pay
Issue Cheque Pay
Issue Cheque Pay

Issue cheques to pay your company's invoices

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Important Information

Interest rate

Could be as low as Prime + 1%4

Fee for additional card


Minimum credit limit

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Annual fee

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Other advantages


Easy Savings advantages3

Take advantage of promotional offers from participating merchants.


Safe online purchases

Mastercard® ID CheckTM is a service that protects you against fraud by verifying your identity when making online purchases. 

Important phone numbers

Customer service or report a lost or stolen card


Pre-authorized Debit

Your card payments can be automatically withdrawn from your National Bank or other account so you can avoid late payment fees if you apply to pre-authorized debit.


${p1.urlConvention.en | link:"Agreement Governing the Use of the National Bank Mastercard® Credit Card":"":"_blank"}– effective August 27, 2021

Turn your business expenses into rewards

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Our overdraft protection

Useful Articles

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Legal Notes

®Mastercard and Priceless Cities are registered trademarks, and the circles design is a trademark of Mastercard International Incorporated. Authorized user: National Bank.

1 Subject to credit approval from National Bank.

2 Grace period: At least 21 days on purchases if you pay your full balance by the due date indicated on your monthly statement (no grace period applies to balance transfers and cash advances). Your minimum payment will correspond to 2.5% of your account balance plus any amount already due or $10, whichever amount is higher. If your account balance is lower than $10, you must pay the entire balance.  If you exceed your credit limit, the amount of the minimum payment will be the highest of the following amounts: (a) 2.5% of the account balance or (b) the amount of the overlimit.


Example of credit charges calculated over a period of 30 days  


      *Variable interest rate in effect on August 1ST, 2019

3 Certain conditions apply. Visit for more information. Refer to the credit card terms and conditions.

4 The prime rate is the annual variable interest rate that the bank publishes from time to time which is used to determine the interest rate for on demand loans granted in Canadian dollars. To find out the prime rate, dial 1-888-622-2783 (toll-free) or visit

This content is made available by National Bank and its affiliates for information purposes only. It does not create any legal or contractual obligations for National Bank and its affiliates. The conditions described herein are not exhaustive and are subject to change.