You want to give at least a two weeks' notice. It is not mandatory to accept the resignation in writing.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. There's no legal requirement to give 2 weeks notice. Yes, an employer can let you go even if you've given your two weeks' notice. The worker must show that he or she left the job for a reason that would cause a reasonable person, under similar conditions, to leave the job. Assuming there is no contract or agreement to the contrary, you're not required to keep an employee on during their resignation notice period. This term means that either the employer or the employee can legally resign with no notice and for no stated cause. No, employers don't need to keep employees on for the full twoweek period once they receive a resignation letter. Employment contracts for an indefinite duration are presumptively terminable at the will of either party for any reason or for no reason at all.