Complaint / Committee declined to take further action on complaint / family proceedings / complaint opposing party’s evidence was incomplete and lawyer provided false certificate / Lawyers and Conveyancers Act (Lawyers: Conduct and Client Care) Rules 2008, rule 2.5 / rule 12 / HELD / lawyer obliged to protect and promote their client’s interests / materials suggest that court was satisfied with opposing party’s affidavit / no evidence of professional standards issue / Committee’s decision confirmed / section 211(1)(a)