Senior officials said that Bansal's nephew V Singla was arrested in Chandigarh for accepting Rs.90 lakh in cash from Manjunath, the conduit of Kumar, recently promoted as Member (Staff) and trying to get a lucrative position as Member (Electrical).
Kumar was arrested in Mumbai by a CBI team soon after he had flown in from Delhi. CBI has registered a case under the Prevention of Corruption Act and the IPC against him.
Bansal, who was in the capital, avoided the media despite repeated attempts to contact him.