The accused were identified as Pankaj Gogoi, Deepjyoti Dutta, Yemini Mohan, Binit Poddar.
As per reports, the mastermind of the scam, Imran Shah, is currently absconding and efforts to nab him are underway.
One of the imposters, Deepjyoti Dutta, has revealed that they have forged the Chief Minister's signature to siphon off Rs 3 crore.
Further investigation into the matter is on.