The Notice of Overpayment will include information on how to appeal. You must appeal the overpayment within 90 days of the date on the notice.An overpayment of benefits can occur for a number of reasons. Knowing how they can occur can help you avoid such a circumstance. 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). Bay Area Legal Services offers assistance with many legal issues such as foreclosures, family law and taxes. Use the free New Jersey Online Filing Service to file your 2024 NJ-1040 return. It's simple and easy to follow the instructions, complete your NJ tax return,.