MIAMI-DADE COUNTY TUITION REFUND PROGRAM. The best way to write a complaint letter, any complaint letter is to An example: Dear XXXXXX: I am requesting a refund on overpaid school fees.Instructions: Employees must obtain prior approval of their educational program before tuition refunds can be claimed. Failure to do so will result in an overpayment. To petition for the reinstatement of your financial aid, please complete the following steps: Complete the SAP Appeal form. MIAMI-DADE COUNTY PUBLIC SCHOOLS. An overpayment occurs when the student receives more aid than he or she was eligible to receive. Any overpayment on Student's account will be reimbursed to Parent and any underpayment will be billed to Parent. Any such balance is payable on demand.