Sources reported that the former Kerala MP was under the scanner of Income Tax (IT) department for parking black money in HSBC bank in Geneva.
Directorate of Criminal Investigation has reportedly summoned the accused persons for questioning. However, no names have been revealed so far.
Following the information by French government, an investigation allegedly revealed the names of some businessman and politicians from Haryana, Uttar Pradesh and Kerala.
The government was bashed by the Supreme Court over its hesitation to disclose the names of people who have allegedly stashed black money in Swiss Bank.
Meanwhile, Union Finance Minister Pranab Mukherjee had recently revealed the details of some 9,900 transactions which could leave a great impact on the investigation on black money stashed in foreign banks.