B-1, r. 3.1 - Code of Professional Conduct of Lawyers

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113. A lawyer must cooperate with all participants in the justice system so as to ensure the sound administration of justice.
He must act in accordance with the requirements of good faith and avoid all purely dilatory procedures, including resorting to a procedure with the sole purpose of harming another person.
O.C. 129-2015, s. 113.