In the Empl ID field, enter the Employee's 8-digit Numeric Identification Number. • In the Pay Period End Date field, enter the Pay Period End Date.It is the responsibility of the DPR to notify and review the overpayment letter with the employee. • Log into INFORMS. An overpayment can happen if there is an ineligibility notice, which disqualifies a claimant in certain cases where they have already received benefits. Report an overpayment. Complete an overpayment refund form to notify First Coast of an overpayment prior to receiving a demand letter. 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). Employees may complete this process on-line, in the SAP system, through the Employee. Portal or through Human Resources.