An effective resignation letter includes your name, your job title and your departure date. Below are examples of resignation letters for the school administration and principal, coworkers, and parents of students.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. I am writing to notify you of my resignation from POSITION at SCHOOL, effective DATE. 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. In the opening paragraph, clearly state that you are resigning from your position. If you are unsure about signing a document, call HFT at 713-623-8891. Check out our teacher resignation letter selection for the very best in unique or custom, handmade pieces from our templates shops.