Section 1734 Of Article 2. Rehearings From California Public Utilities Code >> Division 1. >> Part 1. >> Chapter 9. >> Article 2.

. If any application for a rehearing is granted without a suspension of the order involved, the commission shall forthwith proceed to hear the matter with all dispatch and shall determine the matter within 20 days after final submission. If no determination is made within that time, it may be taken by any party to the rehearing that the order involved is affirmed.