The court had framed charges against Singla, then Member (Staff) of Railway Board Mahesh Kumar, Managing Director of Bangalore-based G G Tronics India Pvt limited N R Manjunath, alleged middlemen Ajay Garg and Sandeep Goyal and co-accused Rahul Yadav, Sameer Sandhir, Sushil Daga, C V Venugopal and M V Murali Krishan.