kolkata as part of its drive against errant jewellers the income tax department raided three more showrooms in kolkata on thursday the department conducted two raids on tuesday night at two establishmentssome jewellers have been selling gold without issuing proper invoices to the buyers a source said in some cases they allegedly accepted 500 and 1000rupee notes from the customers and issued invoices dated prior to the actual day of transaction on thursday three it officers posing as customers visited a jewellery shop in central kolkata and bought gold ornaments with the banned notes no bill was issued to them then two other officers went to the showroom and caught the sellers redhandedwe noticed some discrepancies in the transactions of some of the jewellers we have been trying to warn them for a while now we will continue our drive against black money said priyabrata pramanik additional director of income tax in charge of intelligence and criminal investigation bengal circle