My question is that I have no taxable income from last three years, now under compliance section of efiling website shown that CIB-502 Contract of Rs. 10,00,000/- or more in the Commodities Exchange, whereas I am never traded in commodity market.Infact 4-5 years ago I opened a Demat account but after some time stop trading even I don't have any holding shares too, so please suggest me how can I deal with this problem