Include the last date of your employment in your email. Provide your employer with as much notice of your resignation as possible.The only required elements are 'I resign' and an effective date (such as two weeks notice). Resignation with a notice period (short notice period). 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. I regretfully have to inform you that, after much thought, I have decided to resign and please accept this letter as a formal notice of my resignation. Document images are available from February 22, 1994 to present time. New recordings will be added and kept up to date as quickly as possible. A Republican county official on Long Island is refusing to lower flags to half-staff following the death of former President Jimmy Carter.