1040-US ELF: Error Code IND-521-01

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MFA required for electronic filing

Effective May 3rd, the 2017 version of UltraTax CS requires multi-factor authentication (MFA) to transmit e-files from CS Connect. Find out more.

Error Code IND-521-01: The Year of Birth of the Primary SSN must not be greater than the 'TaxYr' in the Return Header.

Access Screen 1040, located under the General folder and verify the date of birth for the taxpayer. If it is correct, have the taxpayer contact the Social Security Administration at 1-800-772-1213 to verify the information they have on file for their date of birth. Request that they correct the Social Security Administration records. This process may take approximately two weeks for the information to be updated in the IRS e-File database.

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