California Code, Government Code - GOV § 51133

(a) If application for conversion is required pursuant to Section 4621 of the Public Resources Code, the board or council may tentatively approve the immediate rezoning after notice and hearing and only if by a four-fifths vote of the full body, and all of the following occur:

(b) The board or council shall forward its tentative approval to the State Board of Forestry and Fire Protection, together with the application for immediate rezoning, a summary of the public hearing and any other information required by the State Board of Forestry and Fire Protection.  The State Board of Forestry and Fire Protection shall consider the tentative approval pursuant to Section 4621.2 of the Public Resources Code.  Final approval to an immediate rezoning is given only if the State Board of Forestry and Fire Protection has approved conversion pursuant to Section 4621.2 of the Public Resources Code.  Upon final approval of conversion, the State Board of Forestry and Fire Protection shall notify the board or council of the approval, and the board or council shall remove the parcel from the timberland production zone and shall specify a new zone for the parcel.