Cal. Civ. Code § 1786.26

(a) Except as otherwise provided in subdivision (c), an investigative consumer reporting agency may charge a consumer a fee not exceeding eight dollars ($8) for making disclosures to the consumer pursuant to Sections 1786.10, 1786.11, and 1786.22. Any charges shall be indicated to the consumer prior to disclosure.
(b) An investigative consumer reporting agency shall not impose any charge for providing notice to a consumer required under Section 1786.24, furnishing an investigative consumer report pursuant to Section 1786.24, or notifying a person pursuant to subdivision (k) of Section 1786.24 of the deletion of information that is found to be inaccurate or that cannot be verified.
(c) Upon the request of the consumer, an investigative consumer reporting agency shall make all disclosures pursuant to Section 1786.10 and 1786.22 once during any 12-month period without charge to that consumer if the consumer certifies in writing that he or she (1) is unemployed and intends to apply for employment in the 60-day period beginning on the date the certification is made, (2) is a recipient of public welfare assistance, or (3) has reason to believe that the file on the consumer at the investigative consumer reporting agency contains inaccurate information due to fraud.
(d) An investigative consumer reporting agency shall not impose any charge on a consumer for providing any notification or making any disclosure required by this title, except as authorized by this section.