I am writing to inform you of my two weeks notice. Effective August 18th will be my last day.State your resignation. A one (1) week notice letter is written notification provided to an employer that an employee will no longer be working with the company within seven (7) days. A common misconception is that two weeks' notice is a legal requirement. There is no federal or Arizona law that makes this a requirement. Write a TwoWeek Notice Letter. This Staff Policy Manual ("SPM") contains employee policies ("policies") of the Maricopa. In the opening paragraph, state that you are informing your employer that you will resign from your job in two weeks.