1040-US ELF: Error Code F1040-011-01

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MFA required for electronic filing

Effective May 3rd, the 2017 version of UltraTax CS requires multi-factor authentication (MFA) to access the electronic filing transmission feature in CS Connect.

Thomson Reuters is committed to proactively evolving our security features to help you protect your firm and your clients' data. For more information about multi-factor authentication, see Multi-factor authentication overview.

Error Code F1040-011-01: Form 1040, Line 6c(2), each 'DependentSSN' provided must be unique among all the dependent SSNs in Line 6c(2).

One of the social security numbers listed for one or more of the dependents is duplicated. Each dependent must have a unique SSN. Correct the social security number as applicable to the dependent(s) in order to electronically file the return.

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