Section 5501.6 Of Chapter 3. Applications And Answers From California Labor Code >> Division 4. >> Part 4. >> Chapter 3.

. (a) An applicant or defendant may petition the appeals board for a change of venue and a change of venue shall be granted for good cause. The reasons for the change of venue shall be specifically set forth in the request for change of venue.
  (b) If a change of venue is requested for the convenience of witnesses, the names and addresses of these witnesses and the substance of their testimony shall be specifically set forth in the request for change of venue.