Homeowners with outstanding property tax refunds from 4 years or more ago will receive an unclaimed property notice informing them of the outstanding refund. Note: The Property Tax Refund Claim Form is required to ensure the mailing address is correct and proper proof of payment is submitted.Any payments used to offset an overpayment will appear on your Form 1099G for year the payments were collected. Overpayments due to fraud cannot be offset. Overpayments may be taken as a credit on Line 5 of your next withholding tax return. If parties are not in agreement: You must file a petition to modify. Please read the following instructions carefully before completing your. You may be able to get a Montgomery GI Bill refund if you meet the requirements listed here. Request official documentation that indicates you are clear of any Overpayment. Documentation should be faxed to 240.457.5104.