You don't need a subpoena to obtain the police report.You can go to the police department and ask for a copy of the police report, but they might charge for it.Another alternative is to to go to the court, and if you know the case number, ask the court clerk to let you see the file.  You can't remove the file from the court, but can ask the court clerk to photocopy the police report for you and any other documents you want copied from the file.If you don't know the case number, look for your name under defendants in the court's computer to obtain the case number.  Then, give the case number to the court clerk and ask to see the file.