Examples of notices claimants may receive: Initial Disqualification with Overpayment – A notice to a claimant that we have looked at an issue on their account. Its accuracy, monitoring and reporting is critical, failure to do so, may create errors in time reporting, including a possible overpayment.Below is an example of the factfinding form mailed to claimants. Report an overpayment. Complete an overpayment refund form to notify First Coast of an overpayment prior to receiving a demand letter. You must file a separate refund application for each tax. To request a tax refund, file an Application for Refund - Sales and Use Tax (Form DR-26S) or Application for Refund - All Other Taxes (Form DR-26).