The agency has re-registered four FIRs pertaining to chit fund companies -- DJN group of companies, Gurukul group of companies, Shashank Industries Corporation and Star Finance company.
A total of 25 accused have been booked in these four cases, according to the FIRs.
These cases were investigated by the Jharkhand Police so far, the CBI FIRs say.
"It is submitted by the Additional Advocate General that a detailed counter affidavit has been filed on behalf of respondent, who has brought on record several facts including the amount involved in one company being approximately of Rs 1,600 crore and total figure may even cross Rs 25,000 crore," the order of the High Court had said.
"Over and above the aforesaid offences, similarly situated other First Information Reports, registered at various other police stations about chit fund companies are also handed over to the CBI for further investigation. These cases shall be identified by the CBI with the help of the State of Jharkhand," it had said.