A senior police official said the charge sheet, which is being vetted by legal experts, has cited 30 witnesses in connection with the December 16 incident in which the physiotherapy student was raped and brutally assaulted in a moving bus in South Delhi. The victim died in a Singapore hospital on December 29.
Investigators said they will seek death penalty for the accused in the case.
Six persons wer apprehended in connection with the incident, which evoked widespread outrage and anger and triggered violent protests in India Gate and Raisina Hill.
The charge sheet, to be filed in the Saket court, will detail the role of five men while mentioning that a separate report would be sent to Juvenile Justice Board for the trial of the minor boy allegedly involved in the case, the official said.
The charge sheet gives details about the sequence of events, the treatment, shifting of the patient to a Singapore hospital as well as her death, the official said.
Police have invoked rape, murder and other charges against the accused.