You should notify the old school in writing that you are withdrawing your child and indicate the exact date of last attendance. See clear instructions on how to cancel your registration, withdraw from UCR, take a leave of absence or apply for readmission.Edu to initiate your student's withdrawal as soon as possible. You can use this form to follow the withdrawal procedure of the New York school your child is currently attending. Next, clearly state your child's name and the school they are leaving.