New Delhi, Dec 24: Delhi post demonitisation has come about to be known as the den of black money economy with IT officials now stating that close to Rs 250 crore old note currency has been converted into  gold and with fresh round of raids by IT and ED departments being conducted illegal bullion traders are coming under the scanner. 

In three separate cases, all the agencies put together have rounded up currency worth Rs 400 crore as unaccounted bullion in the national capital. On Friday four more traders were questioned by the IT officials in Karol Bagh and Chandini Chowk area and it has since emerged that they had allegedly exchanged banned tender worth 250 crore with gold bars in the recent weeks. 

The search is on at 12 different shops and wight residential premises of these traders and preliminary investigations into all their transactions is still going on. Even their bank accounts are being checked. The currencies were exchanged for gold and then transferred on to beneficiaries. Money Laundering charges have been filed on all traders. 

Similar searches are being conducted in all parts of the country with raids being conducted in major cities such as Agra, Bengaluru along with others.