Resignation acceptance letter template. All of the following forms must be completed and returned to the Retirement Office for your application to be processed.Application Forms (must be completed). Sample emails and letters to accept an employee's resignation, explain company resignation policies, and confirm the last day of work. A copy of the applicant's acceptance letter must be submitted to the Personnel Office before the effective date of appointment. Information Services. There are some best practices you can take moving forward. Download our sample resignation acceptance letter to get started.