AIB customers will soon be charged 1c cent for 'tap' payments.
From May 30, the bank is also introducing a quarterly maintenance fee of €4.50 for current accounts.
It is the third bank to charge for contactless payments, following Bank of Ireland and Ulster Bank.
The fees could cost customers an extra €80 a year.
Darragh Cassidy from comparison website Bonkers.ie. believes Irish consumers already pay enough;
He said that the move will "annoy" consumers who may already be paying high mortgage rates.
"The banks are still making lots of money," he pointed out.