Definition
An issuer bank is the bank that issues a debit or credit card to a customer and approves or declines transactions.
How this works
The issuer bank checks available balance or credit and sends an authorisation response through the network.
Benefits
• Controls card usage
• Manages customer risk
• Enables secure payments
FAQs
Does the issuer bank hold customer funds?
Yes. Funds or credit lines are held by the issuer.
Can issuer banks decline transactions?
Yes. Based on risk or insufficient funds.
Is the issuer involved in chargebacks?
Yes. Issuers manage disputes.
Are issuer banks regulated?
Yes. They operate under RBI norms.

