A petition for change of venue can only be filed after a case has been established with the Workers' Compensation Appeals Board (WCAB). When you are ready to.You must write a letter to the court. To move your case to another court, you must make a "Motion to. Your Motion to Change Venue package should include: 1. You just do a Request for Order (FL300) and request a change of venue. Attach a declaration with the facts of the move and your ex being out of the State. This document is a notice of motion and motion for change of venue filed in a California Superior Court. Is there any way to change the venue of the location of your criminal case? Call our Los Angeles criminal defense lawyers for a free consultation.