New York courts have not punished lawyers for sexual relationships that begin with former clients after the professional relationship has ended. Most states have adopted ethical rules making it a violation to have sex with clients.A slight majority of jurisdictions in the United States expressly ban attorney-client sexual relations that commence after the start of the representation. The American Bar Association's Model Rules of Professional Responsibility prohibit such affairs between a lawyer and his clients. Most lawyers seem to know that the 2 most famous ways of getting in ethical trouble involve commingling money and sleeping with clients. Bob Egelko, New California Rule Bans Lawyers from Having Sex with. Loyalty and independent judgment are essential elements in the lawyer's relationship to a client. It's a PR violation to go out with him now that you're already his lawyer (unless you're in NY because their bar rules allow dating clients). While you have not violated the letter of Rule 1.8(j), however, you should examine whether the relationship you now have with your client violates. Contact us at 800.696.