Unless an exception applies, the client may refuse to disclose the information in a court proceeding and may prevent the lawyer from doing so. This form is available during business hours.Monday through Friday from AM to PM and is closed on all Bexar County holidays. How does the attorney-client privilege apply to business entities? Courts have been clear that the attorney-client privilege applies to the corporate client. They offer all potential clients a no-obligation, free consultation where you can discuss your case under the client-attorney privilege. Rendering legal, rather than business, advice. Can the privilege be waived? Ask them to fill out and sign a declaration. For any company, the ability to have open discussions with legal counsel is key to managing litigation risk.