Fill out the form on this page to get a free editable Google Docs template with sample teacher resignation letters to help you compose your own. Below are examples of resignation letters for the school administration and principal, coworkers, and parents of students.Rehire eligibility will be maintained in your personnel file. Examples: If your resignation date is: You are eligible for re-hire: DURING 2014-15 school year. "Career Elevating" Letter:​​ Effective today, please accept my resignation. Writing a resignation letter is the professional way to end your employment relationship with an employer. I will go over a step-by-step resignation template letter you can use, how to structure it and provide examples of resignation letters. Please accept this letter as a notice of my resignation. Under the Texas Education Code, contract employees are required to resign no later than 45 days before the first day of instruction for the school year. We recommend a short letter and a written transition plan.