We discussed briefly in this article, What Do MEDR, MERV, And BDIPG Mean In The Bank Of India? It will be knowledge full information for you.
MEDR:
Anytime you use your debit card to purchase a POS terminal, the transaction is MEDR.
MERV:
All unsuccessful shopping transactions will be reversed with this MERV transaction.
BDIPG:
Every transaction you use your internet banking will be a BDIPG transaction.