Why is my Mastercard transaction declining?

• Why is my Mastercard transaction declining?
• My Mastercard debit transactions won’t go through. 
• I can’t tap my Mastercard debit cards.

If you are having trouble using tap-to-pay for Mastercard debit card transactions, please insert (dip) your card or swipe to complete the payment. If these methods do not work, please try another payment method. If neither method works, please contact Customer Support for further assistance.