‘We had no prior knowledge’

Banks have taken to the task of ensuring a smooth demonitisation of ~500 and ~1,000 currency notes on a war footing. Bank of India Chief Executive Officer and Managing Director MELWYN REGO and Executive Director R A SANKARA NARAYANAN, in an interaction with Anup Roy discussed how their organisation is dealing with the situation and how it padded up to meet the challenge. Edited excerpts: