Sources said the RoC is expected to file its report in six weeks, and will decide if the case should be referred to the multi-disciplinary Serious Fraud Investigation Office (SFIO) for further investigation.
Kochhar has been asked to explain how he came into contact with the two Mauritius companies and submit transcripts of all communications, including email and minutes of meetings, between the two sides.
The notice has been issued to Deepak Kochhar under section 131 of the I-T Act and he has been asked to furnish details of his personal finances, Income Tax Returns (ITRs) for the last few years and business transactions with the firm NuPower Renewables.
The CBI, which registered a preliminary enquiry (PE) into the ICICI Bank-Videocon deal some weeks ago, recently questioned nodal officers of ICICI Bank as part of its investigation into a possible quid pro quo in the Rs 3,250 crore loan that the bank gave to the Videocon Group in 2012.
However, the PE did not name ICICI Bank MD and CEO Chanda Kochhar and officials said it had been registered to verify the allegations and a decision to include her name would be taken at a later stage.