Section 5304 Of Chapter 1. Jurisdiction From California Labor Code >> Division 4. >> Part 4. >> Chapter 1.

. The appeals board has jurisdiction over any controversy relating to or arising out of Sections 4600 to 4605 inclusive, unless an express agreement fixing the amounts to be paid for medical, surgical or hospital treatment as such treatment is described in those sections has been made between the persons or institutions rendering such treatment and the employer or insurer.