California Code, Public Resources Code - PRC § 14551.4

(a) The request is made in writing.

(b) All information provided by the department is provided using the aggregate amounts collected in the city or county unless the city or county, or an entity specifically designated by the city or county to receive the information, requests the information provided by each individual certified recycling center.

(c) All information provided to the governmental agency, including a city or county, or an entity specifically designated by the city or county to receive the information, is considered proprietary and confidential in nature and protected in accordance with the requirements of subdivision (b) of Section 14551 of the Public Resources Code, Section 14554 of the Public Resources Code, and paragraph (5) of subdivision (c) of Section 7921.505 of the Government Code.