The CBI has lodged separate FIRs against former Jharkhand Chief Minister, Mr Madhu Koda, six of his former cabinet members and two of his aides on corruption charges, a week after the high court asked the agency to take up the investigation. The CBI registered two FIRs in a special CBI court on Wednesday, agency sources said here on Thursday. The first FIR was filed against former rural development minister, Mr Enos Ekka and former Urban development minister, Mr Harinarain Rai while the second was filed against Mr Koda, former water resources minister, Mr Kamlesh Singh, former HRD minister, Mr Bandhu Tirkey and former health minister, Mr B.P. Sahi. Mr Vinod Sinha and Mr Sanjay Chaudhry, alleged aides of Koda, are among those chargesheeted The court's direction followed a PIL filed by social activist, Mr Durga Oraon, who sought a CBI probe into the disproportionate assets allegedly owned by Mr Koda and his former cabinet colleagues during their ministerial tenure. The Enforcement Directorate and the Income Tax department are separately investigating alleged illegal investment and hawala transactions against Mr Koda and others. On October 9, the ED had filed an FIR against Koda and some others. On October 31, the Income Tax officials conducted raids in the premises of Koda and his aides.