Rule 1.7 - Entry And Withdrawal Of Counsel(a) Appearance. The written appearance required by Pa. Orphans' Court Rule 1.7 shall include the attorney's name, address, telephone number and attorney I.D. number.(b) Withdrawal. Counsel who has entered an appearance in a matter pending solely before the Register of Wills, shall be permitted to withdraw upon good cause provided to the Register of Wills by filing a written notice of the withdrawal with the Register of Wills and a copy to all interested parties, heirs, and any other counsel in the matter by first class United States mail postage pre-paid. Counsel who have entered an appearance before the Court may only withdraw as counsel as set forth in Pa. Orphans' Court Rule 1.7(b).