Code of Professional Responsibility and Accountability (CPRA)
Section 20. Disclosure of relationship or connection. - A lawyer shall, at the first available opportunity, formally disclose on record the lawyer's relationship or connection with the presiding officer of any court, tribunal, or other government agency, or any of its personnel, or the lawyer's partners, associates, or clients, that may serve as a ground for mandatory inhibition in any pending proceeding before such court, tribunal, or other government agency.