"Chatterjee was supposed to come today. But he sent his lawyer and has sought three to four weeks more," an ED official told PTI adding he has been given two weeks time to appear before it.
Another two Trinamool Congress leaders, Sultan Ahmed, an MP and Iqbal Ahmed, MLA and deputy mayor of the civic body have also been summoned by ED in the same case. Both of them have been asked to appear within this week.
Several Trinamool Congress ministers, MLAs, MPs and an IPS officer had been allegedly implicated in the Narada tapes scam where they were purpotedly shown accepting money from journalist Mathew Samuels who posed as a businessman.