Most major banks are live with the new system. However, not all of them will be able to both issue and redeem the vouchers. In all, eleven banks are currently providing the service.
Banks that can both issue as well as allow redemption of vouchers include - State Bank of India, HDFC, Axis, Punjab National Bank, Bank of Baroda, and ICICI Bank.
Banks that are only issuing the voucher are - Canara Bank, IndusInd Bank, Indian Bank, Kotak Bank, and Union Bank of India.