No. Once a payment is successful (one tap or two tap, depending upon transactions), a new payment transaction has to be initiated from the reader by entering the amount. Multiple taps will not result in deducting the amount more than once.
In DE-48 there is a tag 082. This tag specifies the source of funds. The following posibilities are possible. 01 – Using Debit to account linked to the Card. 02 – User payment by cash. 03- Balance Update at Card.
• When you dip/swipe your card, it will use your primary account balance; not your card balance. Card balance is used for offline payments only. Primary account balance (i.e. current/ saving account) is debited for all online transactions e.g. ...
• Card balance can be topped up via “Money Add” channels, which can be done in following ways: • Money Add Cash- You may approach a merchant or kiosk authorized to top up the card balance (money load transaction). You have to pay the amount to be ...