This letter serves to inform you of my intended resignation from my position at . My last day for work purposes will be ______.Please accept this letter as my formal resignation. Provide the date of your last working day: In the same paragraph, provide the date of your last working day. Linked below are templates for resignations and retirements. Please be certain that your letter is signed, dated correctly and addressed to your administrator. State your resignation. In completing this form employees will be acknowledging in writing that their second job is subordinate to their employment with Nassau County. A public officer may resign his office at any time. Officers are advised to give at least one months notice or pay one month's salary in lieu thereof.