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. If you're planning to quit your job here is the compilation of the best resignation letter samples to help you easily draft your resignation letter.Talk to your supervisor about your plans to retire. Documents, Forms, Policies and Resources. RTF Recruiting and Hiring. How do you write a retirement resignation letter? Your retirement resignation letter should begin with a header that states the contact information of the sender and addressee as well as the date. In the opening paragraph, make it clear that you are retiring. Complete prompts and select Worker Resignation > Resignation > Retirement. Upload resignation letter.