Vijayasai, in the letter, said the Andhra Pradesh police found several pieces of evidence which prove a case of money laundering and violation of provisions of Foreign Exchange Management Act
The Andhra government said there was a deliberate design on part of MP K Raghu Rama Krishna Raju, the television channel, and TDP members "to excite violence on the grounds of caste/religion".
The TMC and the YSR Congress had approached Lok Sabha Speaker Om Birla with complaints against the three MPs.
Ind Barath Power is a coal-based plant located at Tuticorin. The plant was shut down in May 2017.