Withdrawal of Attorney Appearance. Withdrawal of counsel before the Register shall be in accordance with local rule or at the discretion of the Register.Lawyers who are actively engaged in the practice of law in Allegheny County shall be appointed to serve as arbitrators. (2). The lawyer must, therefore, withdraw from the representation of the client in the matter. Attorneys who file a general entry of appearance in a case shall be placed on the creditors mailing matrix for the case as a party in interest. The lawyer has the option to withdraw if it can be accomplished without material adverse effect on the client's interests. To start the removal process, download and submit a signed Removal Form(PDF, 411KB). Rule 1.7 - Entry And Withdrawal Of Counsel; Agreements Sec. 1.Appearance. THE ASSESSMENT APPEAL FORM must be filed with the Board no later than the close of business on the date set forth in the. As in how should the letters content should be written.