According to police, the six men accused of the brutal gangrape of a 23-year-old paramedic student, also stand accused of robbing vegetable seller Ramadhar Singh at Hauz Khas, before assaulting the woman and her male friend aboard a moving bus on December 16.
The chargesheet against the five adult accused in the case will be filed in the Saket court in the coming days, sources said.
The gangrape case is being heard in the special fast-track court of additional sessions judge Yogesh Khanna.
Separate proceedings are being held in the Juvenile Justice Board against the juvenile accused, who was held to be 17 years and six months of age by the Board.
The chargesheet against him, known as police inquiry report (PIR), relates to the role of the juvenile in the robbery incident.
Police also filed a supplementary PIR in the gangrape case against the accused juvenile before the JJB on Thursday.
While the media is not allowed to publish the details of the proceedings in the JJB, it has been learnt that the Board, presided over by Principal Magistrate Geetanjali Goel, has taken cognisance of the chargesheets.
The Board will take up both the PIRs for arguments on framing of charges on February 28.