Cal. RTC § 1624.02

(a) Every person newly selected for membership on or newly appointed to be a member of, an assessment appeals board shall successfully complete a course of training conducted by either the State Board of Equalization or by the county at county option. Training shall include, but not be limited to, an overview of the assessment process, elements in the conduct of assessment appeal hearings, and important developments in case and statutory law and administrative rules. The curriculum for the course of training provided by the State Board of Equalization shall be developed in consultation with county boards of supervisors, administrators of assessment appeals boards, assessors, and local property taxpayer representatives. The curriculum for the course of training provided by counties shall be developed in consultation with the State Board of Equalization, assessors, and local property taxpayer representatives and subject to final approval by the State Board of Equalization. Training by the State Board of Equalization shall be conducted regionally. For purposes of this section, the term “successfully complete” shall include full-time attendance at the course of training and a person’s receiving a certificate of completion given by the entity conducting the training at the conclusion of the course of training.

(b) There shall be no charge to counties for training conducted by the State Board of Equalization pursuant to this section.