California Code, Public Resources Code - PRC § 30312

(a)(1) A person appointed by the Governor and qualified for membership because the person holds a specified office as a locally elected official shall serve at the pleasure of the Governor. However, the membership shall cease 60 days after the member's term of office as a locally elected official ceases, or when a person has been appointed to fill that position by the Governor, if that occurs sooner.

(2) A person appointed by the Senate Committee on Rules or by the Speaker of the Assembly and qualified for membership because the person holds a specified office as a locally elected official shall serve a term of four years. However, the membership shall cease 60 days after the member's term of office as a locally elected official ceases, if that occurs sooner.

(b)(1) A member appointed by the Governor shall serve for two years at the pleasure of the Governor, and may be reappointed for succeeding two-year periods, provided that the member may continue to serve beyond the two-year term until the Governor has acted and the appointee is authorized to sit and serve on the commission.

(2) A member appointed by the Senate Committee on Rules or the Speaker of the Assembly shall serve for four years, and may be reappointed for succeeding four-year periods, provided that the member may continue to serve beyond the four-year term until the member's appointing authority has acted and the appointee is authorized to sit and serve on the commission. If the Senate Committee on Rules or the Speaker of the Assembly has not acted within 60 days after the expiration of a member's term, the position shall become vacant until a person is appointed to a four-year term, calculated from the expiration date of the preceding term.