CA Gov't Code Section 3254.5

(a)

An administrative appeal instituted by a firefighter under this chapter shall be conducted in conformance with rules and procedures adopted by the employing department or licensing or certifying agency that are in accordance with Chapter 5 (commencing with Section 11500) of Part 1 of Division 3 of Title 2.

(b)

Notwithstanding subdivision (a), if the employing department is subject to a memorandum of understanding that provides for binding arbitration of administrative appeals, the arbitrator or arbitration panel shall serve as the hearing officer in accordance with Chapter 5 (commencing with Section 11500) of Part 1 of Division 3 of Title 2 and, notwithstanding any other provision, that hearing officer’s decision shall be binding. However, a memorandum of understanding negotiated with an employing agency shall not control the process for administrative appeals instituted with licensing or certifying agencies. Any administrative appeal instituted with licensing or certifying agencies shall adhere to the requirements prescribed in subdivision (a).