California Code, Health and Safety Code - HSC § 1462

(a) Except as provided in this section or Section 1461, all of the sessions of the board of directors of any hospital subject to this chapter, whether regular or special, shall be open to the public.

(b) The board of directors may order that a meeting held solely for the purpose of discussion or deliberation, or both, of reports involving hospital trade secrets to be held in closed session. Except as provided in this subdivision, the closed session shall meet all applicable requirements of Chapter 9 (commencing with Section 54950) of Division 2 of Title 5 of the Government Code.

(c) “Hospital trade secrets,” as used in this section, means a “trade secret,” as defined in subdivision (d) of Section 3426.1 of the Civil Code, and which meets both of the following:

(d) The exemption provided in subdivision (b) to the general open meeting requirements for a meeting of the board of directors, shall not apply to a meeting where there is action taken, as defined in Section 54952.6 of the Government Code.

(e) Nothing in this section shall be construed to permit the board of directors to order a closed meeting for the purposes of discussing or deliberating, or to permit the discussion or deliberation in any closed meeting of, any proposals regarding: