IRS Form 14039: Identity Theft Affidavit
Form 14039 is the Identity Theft Affidavit you file when you believe someone used your personal information for a tax return or other tax purpose. You can complete it online or on paper. If you already received an IRS identity letter such as 5071C, 4883C or 5747C, follow that letter first.
What this form is for
It reports tax-related identity theft so the IRS can mark your account and review the fraud.
When people usually use it
People file it when their e-filed return is rejected for a duplicate Social Security number, or they get a 1099 or notice for income they never earned.
What to have ready
- Your Social Security number and a copy of your ID
- The IRS letter or notice, if you got one
- Details about the suspected misuse
Notices that mention it
- IRS Letter 5071C: Verify your identity
- IRS Letter 4883C: Verify your identity
- IRS Letter 5747C: Verify your identity in person
- IRS Notice CP01A: Your Identity Protection PIN
Related forms
- Form 8821: Tax Information Authorization
- Form 1099-G: Certain Government Payments
Read the IRS page
IRS.gov page for Form 14039 (opens in a new tab). The IRS page is the final word on this form.
Frequently asked questions
What is IRS Form 14039?
Form 14039 is the Identity Theft Affidavit you file when you believe someone used your personal information for a tax return or other tax purpose. You can complete it online or on paper. If you already received an IRS identity letter such as 5071C, 4883C or 5747C, follow that letter first.
Where do I get Form 14039?
Get it from IRS.gov. The IRS page for Form 14039, https://www.irs.gov/pub/irs-pdf/f14039.pdf, has the latest revision, the instructions and any recent changes.
Do I need to file Form 14039?
That depends on your own facts. The instructions on IRS.gov explain who uses Form 14039, and any IRS letter you got may say what it needs from you. This is not tax advice.
What should I have ready for Form 14039?
Gather: your social security number and a copy of your id; the irs letter or notice, if you got one; details about the suspected misuse. The instructions on IRS.gov list everything the form asks for.
If you have an IRS letter
The OweRight iPhone app reads your letter and explains what it says in plain English. Join early access and we will let you know when it is available.
OweRight is not the IRS and does not give tax or legal advice.