You have to call the Clerk of the Court where the charges were filed. This is public information, this is where attorneys go to get the facts of the indictment, nature of the charges, etc.
This requires negotiation with the prosecutor. Your offender's lawyer will handle that. If the charges are first-time, low-level crimes where the government can justify no-jail, then it'll be on the table for a plea -by InmateAID.