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ER 1.9. Duties to Former Clients

Arizona Revised Statutes AnnotatedRules of the Supreme Court of Arizona

Arizona Revised Statutes Annotated
Rules of the Supreme Court of Arizona (Refs & Annos)
V. Regulation of the Practice of Law
D. Lawyer Obligations
Rule 42. Arizona Rules of Professional Conduct
Client-Lawyer Relationship
A.R.S. Sup.Ct.Rules, Rule 42, Rules of Prof.Conduct, ER 1.9
ER 1.9. Duties to Former Clients
(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) 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 ERs 1.6 and 1.9(c) that is material to the matter;
unless the former client gives informed consent, confirmed in writing.
(c) A lawyer who has formerly represented a client in a matter shall not thereafter:
(1) use information relating to the representation to the disadvantage of the former client except as these Rules would permit or require with respect to a client, or when the information has become generally known; or
(2) reveal information relating to the representation except as these Rules would permit or require with respect to a client.

Credits

Amended June 9, 2003, effective Dec. 1, 2003.
17A Pt. 2 A. R. S. Sup. Ct. Rules, Rule 42, Rules of Prof. Conduct, ER 1.9, AZ ST S CT RULE 42 RPC ER 1.9
State Court Rules are current with amendments received through November 15, 2023. The Code of Judicial Administration is current with amendments received through November 1, 2023.
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