"It has been confirmed that Chhota Rajan has been arrested in Indonesia. The process of verification and other details are on," he told PTI over phone from Bihar where he is campaigning.
He said Indian had government had been trying to nab him for a long time and had made a request to Interpol in this regard. "We had issued a notice (through the Interpol)," he added.
Asked when Rajan will be brought to India, Singh said the CBI and other agencies are in touch with the Indonesian authorities and things are being worked out. He, however, did not give any timeframe.
Asked whether underworld don and 1993 Mumbai blasts accused Dawood Ibrahim would be the next target, Singh said "let's see what happens in the future".
Minister of State for Home Affairs Kiren Rijiju said the arrest has been made due to close coordination between Indonesia, Australia and Indian security agencies.