Clearly state the decision regarding the refund. Form TR210 is a letter you receive if: If you received it, you may be entitled to a refund for the tax year stated on the letter.We have identified the following overpayment and are in good faith voluntarily refunding all monies collected in error. This brief but important letter notifies a customer that he or she has overpaid you. It can serve as a very good customer relations letter. Defendants must submit a letter of request along with a refund form to receive a refund for payments made to the Central Violations Bureau. 1. Approved refunds for payments made online are returned online up to six to twelve months after the payment. 2. For purposes of determining interest on an overpayment or refund, no interest will accrue after the Department transfers the payment to Virginia529.