1120-US: Amending returns FAQs

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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.

The following includes answers on how to amend corporation returns.

How do I amend an S Corporation return?

How do I amend a C Corporation return?

How do I amend other corporation returns?

Related topic: 1120 frequently asked questions

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