Discover how to craft a resignation letter upon your retirement. This article will address how to write a retirement letter of resignation and provide an example that you can use as a template for your own retirement letter.In this article, we discuss how to write a retirement letter and we provide an example letter to help you draft your own. Use this resignation letter sample as a model to advise your employer that you are resigning because you are leaving the workforce. Edit, sign, and share retirement resignation letter online. No need to install software, just go to DocHub, and sign up instantly and for free. Your retirement resignation letter should begin with a header that states the contact information of the sender and addressee as well as the date. It's best to tell your boss that you're moving on to the next step in your career "facetoface or over video call," with at least two weeks' notice. In the opening paragraph, make it clear that you are retiring.