Reject R0000-902-01: Taxpayer TIN in the Return Header must not be the same as a TIN of a previously accepted electronic return for the return type and tax period indicated in the tax return
It means that a return with the taxpayer's or spouse's Social Security or Taxpayer Identification number has already been filed with the federal government.
This can happen if your spouse or another family member already filed your return for you. Other reasons for this rejection include:
If you are sure nobody you know already filed your return for you, the next step is to review your entries in TurboTax to make sure there are no transposed or incorrect numbers:
It's likely that somebody filed a fraudulent return using your information. Please contact us right away for further assistance.
In addition, you won't be able to e-file because your or your spouse's SSN or ITIN has already been accepted. Instead, you'll need to paper-file your return.