In New York, the termination of the attorney-client relationship in a litigated matter must comply with the requirements of N.Y. Civ. Prac. The rules that lawyers are bound to follow when representing their clients, and information to help clients if they are having difficulties with their lawyer.Rule 1.1 Competence. (a) A lawyer shall not intentionally, recklessly, with gross negligence, or repeatedly fail to perform legal services with competence. When a party seeking legal advice consults an attorney at law and secures that advice, the relation of attorney and client is established prima facie. If you decide to represent an existing client in a new matter, you should send a letter explaining that relationship. What is the Attorney-Client Relationship? Loyalty and independent judgment are essential elements in the lawyer's relationship to a client. New York case law provides that the existence of an attorney-client relationship is a matter of contract law. The media (telephone, face-to-face, internet, etc.) does not matter.