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Rule 1.9 Duties to Former Clients

Chapter 1: The Client-lawyer Relationship

(a) A lawyer who has formerly represented a client in a matter shall not thereafter represent another person in the same or a substantially related matter in which that person's interests are materially adverse to the interests of the former client unless the former client gives informed consent, confirmed in writing.

(b) Unless the former client gives informed consent, confirmed in writing, a lawyer shall not knowingly represent a person in the same or a substantially related matter in which a firm with which the lawyer formerly was associated had previously represented a client: (1) whose interests are materially adverse to that person; and (2) about whom the lawyer had acquired information protected by RPCs 1.6 and 1.9(c) that is material to the matter.

(c) A lawyer who has formerly represented a client in a matter or whose present or former firm has formerly represented a client in a matter shall not thereafter reveal information relating to the representation or use such information to the disadvantage of the former client unless (1) the former client gives informed consent, confirmed in writing, or (2) these Rules would permit or require the lawyer to do so with respect to a client, or (3) the information has become generally known.