Because of historical delays, a simple process has been developed to improve the transfer of juvenile cases between Arizona counties. You need evidence or something substantial to change the venue.A change of judge is your right (once), though. Planning to file for divorce? Arizona's venue laws dictate the right county to file in. First, you selected the venue yourself. Second, a change of venue is almost certain to cause a delay in your proceeding. If the lawsuit was not filed in the correct justice court, the defendant may file a Motion to Change the Venue of the lawsuit. And in some of these, it is appropriate to change venues in the midst of a divorce or custody battle. This transfer is also referred to as a change of venue.