Professional Resignation Letter is a formal written notice announcing intention to leave a job. State the position you are resigning from and the effective date.Explain why you are resigning. Call or text 561-388-8038 Resignation of Trustee. Does a RESIGNATION OF TRUSTEE need to be notarized? Does an AUTHORIZATION need to be notarized? A letter of authorization allows the person it is written for to carry out the action specified in the letter. When an employee submits a letter of resignation, the effective date of separation from the Merit. Below is a list of forms that you may download for free from our website. But what happens if there is no procedure specified in the trust instrument?