A resignation letter will work, but should I send a retire notice? I heard, unconfirmed, my company give a retirement package of one or two month salary.An employee must give at least two weeks prior notice of resignation in order to resign from the. Judiciary in good standing. Retirements are ALWAYS effective the first of a month. âť–Upload resignation letter, or separation document, when processing a termination. This booklet provides general guidance for employees concerning the disposition of their benefits on separation from County employment. All County employees who are resigning should submit a written letter of resignation. If you are resigning from MCPS. You must wait thirty (30) days before you can be reemployed with MCPS.