However, your employer doesn't have to accept your reversal and can go through with your resignation, meaning you will be out of a job. 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.Resignation acceptance letter template. You can try to rescind, but they do not necessarily have to accept it. Is there any way I can un-resign and keep my office? " Is it possible to withdraw a resignation? In-Person: Employees may visit 141 Lavaca Street to submit their retirement or resignation from the district. State your intention: Clearly state in the first paragraph that you wish to rescind your resignation and keep working at your current job. Fill out the form and click submit. Check your email: You'll receive an email with instructions on how to send the letter to your child's school.