CA Lab Code Section 6614

(a)

At any time within 30 days after the service of any final order or decision made and filed by the appeals board or a hearing officer, any party aggrieved directly or indirectly by any final order or decision, made and filed by the appeals board or a hearing officer under any provision contained in this division, may petition the appeals board for reconsideration in respect to any matters determined or covered by the final order or decision and specified in the petition for reconsideration. Such petition shall be made only within the time and in the manner specified in this chapter.

(b)

At any time within 30 days after the filing of an order or decision made by a hearing officer and the accompanying report, the appeals board may, on its own motion, grant reconsideration.