Consult With the IRS Contact the IRS at ​1-800-829-0433​ if you think someone has filed your taxes without your permission. Contacting the IRS and inquiring about the status of your tax return is the best way to determine whether a return has been filed without your consent.

What happens when someone uses your Social Security number to file taxes?

Tax-related identity theft occurs when someone uses your stolen personal information, including your Social Security number, to file a tax return claiming a fraudulent refund. If you suspect you are a victim of identity theft, continue to pay your taxes and file your tax return, even if you must file a paper return.

How can I notify the IRS of a change of address?

Filing a change of address with the U.S. Postal Service may also alert the IRS of your new address. However, not all post offices forward address changes to the IRS, so you should not rely on this. Even if you file a change with the USPS, you need to make sure the IRS has the most current address and information for you.

What happens if you get a letter from the IRS?

You get a letter from the IRS inquiring about a suspicious tax return that you did not file. You can’t e-file your tax return because of a duplicate Social Security number. You get a tax transcript in the mail that you did not request. You get an IRS notice that an online account has been created in your name.

What to do if someone has already filed a tax return?

Social security number (SSN) or individual taxpayer identification number (ITIN) Your prior year tax return along with supporting documents such as W-2s, 1099s, and Schedules A and C if you filed them

How to report a fraudulent tax return to the IRS?

If the the tax return was accepted by the IRS, please contact the IRS Identity Protection Specialized Unit at 1-800-908-4490 as soon as possible to report the fraudulent tax return.