The Prevention of Money Laundering Act (PMLA) case against Gautham Sigamani (Kallakurichi MP) has been transferred to to a special court for MP/MLAs by Sessions court for further hearing.

In 2012 the Directorate of Vigilance and Anti-Corruption (DVAC) registered a complaint against Tamil Nadu Higher Education Department minister K Ponmudy for having aided his son, Gautham Sigamani, other family members, and aides to illegally quarry red sand in Villupuram.

In 2012 the Directorate of Vigilance and Anti-Corruption (DVAC) registered a complaint against Tamil Nadu Higher Education Department minister K Ponmudy for having aided his son, Gautham Sigamani, other family members, and aides to illegally quarry red sand in Villupuram