1040-US ELF: Personal Identification Number (PIN) (FAQ)

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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.


What is the Personal Identification Number (PIN) signature?


UltraTax CS allows you and your clients to "sign" the electronic return with five-digit Personal Identification Number (PIN) signatures.

Related topic: 1040-US ELF: Electronic filing FAQs

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