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

Full text
51. Before ceasing to act for a client, the lawyer must notify the client as soon as possible and, where applicable, the other party and the tribunal in a timely manner. The lawyer must inform the client of the reasons he intends to cease acting for him and give him a reasonable period of time within which to retain a new lawyer.
O.C. 129-2015, s. 51.