I am writing to formally acknowledge the receipt of your resignation letter dated October 1, 2051, in which you requested immediate resignation. This letter informs your employee that you must depart right away without the standard two weeks' notice.Sample 2: Acceptance of Resignation with Immediate Effect. The purpose of this Administrative Instruction is to establish and clarify procedures regarding. Sample emails and letters to accept an employee's resignation, explain company resignation policies, and confirm the last day of work. Giuliani, 80, testified in a Dec. 2020 from the Interim Chancellor.