California Code, Civil Code - CIV § 1103.8

(a) The specification of items for disclosure in this article does not limit or abridge any obligation for disclosure created by any other provision of law or that may exist in order to avoid fraud, misrepresentation, or deceit in the sale transaction.  The Legislature does not intend to affect the existing obligations of the parties to a real estate contract, or their agents, to disclose any fact materially affecting the value and desirability of the property, including, but not limited to, the physical condition of the property and previously received reports of physical inspection noted on the disclosure form provided pursuant to Section 1102.6 or 1102.6a.

(b) Nothing in this article shall be construed to change the duty of a real estate broker or salesperson pursuant to Section 2079.