Social media is abuzz with put-out ANZ customers who have found themselves unable to pay for dinners and late-night shopping purchases tonight.
The bank's ATMs, online banking, goMoney app and EFTPOS transactions all went down shortly after 9pm.
ANZ Bank New Zealand has issued a statement on its feed tonight acknowledging customers may have had trouble with the services and they are investigating.
The bank, which was renamed after ANZ and National Bank merged in 2012, owns EFTPOS New Zealand.
RadioLIVE / 3 News