CBI has launched a massive crack down on banks including scores of cooperative banks and individuals involved in illegal exchange of demonetized notes, reports Hindu.
A source says, 70 cases have already been registered, many people have been taken into custody and an initial amount of Rs 400 crore is supposed to be involved in the illegal exchange.
Several cooperative banks were found indulging in illegal exchange of the trashed Rs. 500 and Rs. 1,000 notes, running into crores.