The law does not give any examples of difficult or unpleasant work conditions. The employer has up to fifteen days to respond in writing to the employee.The short answer is that an atwill employee is not required to provide two weeks' notice before quitting. The following information has been prepared to serve as a guide for Human Resource Professionals when assisting an employee who is leaving state employment. In Arizona, termination laws govern the conditions under which an employee can be terminated, ensuring that dismissals are conducted fairly and legally. An employee can quit at any time for any reason even if the employer needs the employee to be at work. A common misconception is that two weeks' notice is a legal requirement. There is no federal or Arizona law that makes this a requirement. Arizona law prohibits employers from constructively discharging employees. While a termination letter is considered good practice, no federal or Arizona laws require it.