ISBA Ethics Opinions on Lawyer Representing Lawyer

Opinion 92-18 | Conflict of Interest | Lawyer Representing Lawyer | Prosecutors
Representation of prosecutors in civil matter unrelated to their office while opposing them on behalf of criminal defendants

An attorney whose firm represents prosecutors in civil matters is not disqualified per se from opposing those prosecutors in criminal cases.
Opinion 822 | Lawyer Representing Lawyer
Lawyer representing lawyer while frequently adverse to represented lawyer’s clients

It is not improper for Lawyer B to represent Lawyer A when each frequently represent clients adverse to each other provided Lawyer B makes full disclosure to such clients and obtains consents therefrom.
Opinion 724 | Former Client | Lawyer Representing Lawyer
Lawyer representing client against former lawyer client’s client

There is no conflict involved in Lawyer A representing a client in a matter against the client of Lawyer B where Lawyer A has previously represented Lawyer B.

ISBA Advisory Opinions on Professional Conduct are prepared as an educational service to members of the ISBA. While the opinions express the ISBA interpretation of the Illinois Rules of Professional Conduct and other relevant materials in response to a specific hypothesized fact situation, they do not have the weight of law and should not be relied upon as a substitute for individual legal advice. For more information, call the ISBA Legal Department at (217) 525-1760 or (800) 252-8908.

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