California Code, Health and Safety Code - HSC § 25261

(a) There is within the California Environmental Protection Agency a Site Designation Committee. The membership of the committee consists of the following six persons:

(b) The committee shall carry out the functions described in Sections 25262, 25263, and 25265 and shall meet as necessary to ensure that those functions are carried out in a timely manner. The decisions of the committee shall be subject to the concurrence of four members. The committee shall choose a chairperson from among its members. A committee member may designate an employee of the member's agency to participate in committee meetings in the member's place.