I. Source of the Privilege. This publication is not intended to provide legal advice but to provide general information on legal matters.Tests for AttorneyClient Privilege. • Two major tests for determining who can assert attorney-client privilege in the corporate context. A client has a privilege to refuse to disclose and to prevent any other person from disclosing confidential communications made. There is no question that one of the lynch pins of our profession is literally under siege. The following tips and considerations can be used to help lawyers protect privileged and confidential communications and information. Calendar invites to meetings and teleconferences can be used to identify attorneyclient privilege prior to the meeting occurring. Most courts will apply the exception even if the attorney had no knowledge of, and didn't participate in, the actual crime or fraud. The Arizona Supreme Court addressed the issue of when the attorney client privilege was available to a corporate hospital in a medical negligence case.