Cal. Gov. Code § 11126.1
The state body shall designate a clerk or other officer or employee of the state body, who shall then attend each closed session of the state body and keep and enter in a minute book a record of topics discussed and decisions made at the meeting. The minute book made pursuant to this section is not a public record subject to inspection pursuant to the California Public Records Act (Division 10 (commencing with Section 7920.000) of Title 1), and shall be kept confidential. The minute book shall be available to members of the state body or, if a violation of this chapter is alleged to have occurred at a closed session, to a court of general jurisdiction. The minute book may, but need not, consist of a recording of the closed session.
Ca. Gov. Code § 11126.1