Here are some suggested steps to facilitate the process of closing a practice. Establish a target date for closing the practice.A disengagement letter serves to make clear that a client has ceased to be a current client for conflict of interest analysis. In this article, we'll explain when and how you should terminate your lawyer-client relationship. We'll even provide a sample termination letter. The purpose of a disengagement letter is to provide notice and document that the firm is withdrawing from an active matter. Provide Form 16 along with verification that there are no active policies being written. Completed NAIC UCAA Statement of Dissolution (Form 16). As a member of a learned profession, a lawyer should cultivate knowledge of the law beyond its use for clients, employ that knowledge in reform. The Ohio Rules of Professional Conduct govern the withdrawal process for Ohio attorneys.