Official sources in the department said a "series of" raids and surveys were conducted by sleuths of the Delhi investigation unit of the I-T Department over the last few weeks in different business areas of old Delhi.
A survey was conducted on one such group in the Naya Bazar area, that led to the detection of bogus billing of about Rs 18,000 crore.
Have you signed up for Primo, our daily newsletter?
It has all the stories and data on the market, business, economy and tech that you need to know.
THANK YOU! You made our day. See you every morning
YOUR EMAIL IS ON ITS WAY. Check your inbox for future updates.
To keep watching CNBC-TV18, India's No. 1 English Business News Channel, call your Cable or DTH Operator and subscribe now for just Rs. 4 per month. You can also subscribe to CNBC-TV18 Prime HD for Re 1/- per month.Find out more