The Reserve Bank of India (RBI) has ordered the Federal Bank and South Indian Bank to stop issuing new co-branded credit cards, signaling increased regulatory scrutiny Federal Bank said in a stock exchange note that it trying to make up for the deficiencies and would await regulatory approval before issuing additional documents. However, it would continue to offer credit cards to new and existing customers in the non-co-brand segment. Similarly, South Indian Bank has said that it will not enroll new customers for its newly branded products until regulatory requirements are met. Both banks confirmed that they will continue to serve existing customers with co-branded credit cards.