The income tax (I-T) department on Thursday conducted extensive search and survey operations on the premises of current and former top officials of the National Stock Exchange (NSE) and brokers in connection with the ongoing probe into the preferential access controversy at the exchange’s co-location facility.
I-T officials carried out operations on 40 premises belonging to those who could have benefitted from the irregularities at the exchange’s trading systems. Chitra Ramakrishnan, former MD and CEO, NSE; Suprabhat Lala, vice-president, NSE and his wife; and Sanjay Gupta, CEO, OPG Securities, a broking outfit that received price feeds ahead of others, are