Synopsis Mastercard is said to have failed to erase the Indian leg of the transaction data from overseas servers within 24 hours as mandated by the Reserve Bank of India (RBI). ETtech The Reserve Bank of India (RBI) has barred Mastercard from issuing new cards as the company failed to comply with the central bank’s data localisation policy. Mumbai: The Reserve Bank of IndiabarredMastercard Inc. from issuing new cards in India after it found the US-based payments major was storing customers’ data on servers located outside the country and also failing to erase from overseas servers the Indian leg of the transactions data within 24 hours as mandated, three sources aware of the matter told ET.