It's generally best to write in a block format, without indenting. You want to give at least a two weeks' notice.Legally employer cannot deny acceptance of resignation upon completion of notice period. In this article, we cover everything you need to know about writing a resignation letter without notice and provide an example to get you started. Use a one week notice letter template to inform your current employer that you plan to resign within seven days. Professional notice of at least two weeks is expected. Your emailed resignation letter should be sent to your immediate supervisor, with a copy to the Human Resources department at your workplace. Professional notice of at least two weeks is expected. The Company accepts your resignation and under the circumstances has decided that you will not be required to work your notice period. This can be written as "kindly accept this letter as formal notice of my intentions to resign from my position or (position) with (Company).