776.28—Conflict of interest: Former client.
(a) Conflict of interest: Former client.
A covered attorney who has represented a client in a matter shall not thereafter:
(1)
Represent another person in the same or a substantially related matter in which the person's interests are materially adverse to the interests of the former client, unless the former client consents after consultation;
(2)
Use information relating to the representation to the disadvantage of the former client or to the covered attorney's own advantage, except as § 776.25 or § 776.42 of this part would permit or require with respect to a client or when the information has become generally known; or
(3)
Reveal information relating to the representation except as § 776.25 or § 776.42 of this part would permit or require with respect to a client.