As an alternative to the nomination and selection procedure provided in Section 1623, the board of supervisors may, by ordinance, provide that it shall appoint the members and alternates of the assessment appeals board, upon the expiration of any term of office or the occurrence of a vacancy on such board. Any person so appointed shall meet the eligibility requirements of Section 1624 or 1624.05, whichever is applicable.
Source:
Section 1623.1, https://leginfo.legislature.ca.gov/faces/codes_displaySection.xhtml?lawCode=RTC§ionNum=1623.1..