If you owe a tax debt and can't pay all or part of it, the IRS can help. You have options to resolve your tax bill.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,. Write the last four digits of your Social Security number. 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). Call the IRS if you disagree with the letter. If you cannot pay the tax due, you may have options.