Vigilance sleuths say that the department had found assets worth Rs.3.73 with Enos Ekka and Rs.1.16 crore worth assets with Rai.
According the sources, the vigilance department has come to know of more assets of the two former ministers and they would be interrogated about the sources of their income and funds for properties.
The vigilance court has granted permission to the vigilance department to interrogate them.
In November, the vigilance department had filed a first information report (FIR) against them, charges them with swindling public funds, amassing wealth illegally and conspiracy.