Form 8879-C IRS e-file Signature Authorization for Form 1120-2026

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Form 8879-C is an IRS document used by corporate officers to electronically sign a corporation's income tax return for the year 2016 using a personal identification number (PIN). It outlines the responsibilities of both the corporate officer and the electronic return originator (ERO), emphasizing that the form should not be sent to the IRS but retained for records. The form includes sections for tax return information, declaration, and signature authorization.

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Click ‘Get Form’ to open it in the editor.
Begin by entering the corporation's name and employer identification number at the top of the form.
In Part I, input the total income, taxable income, total tax, amount owed, and overpayment as reported on Form 1120. Ensure all amounts are in whole dollars.
Proceed to Part II where the corporate officer must declare their authority and review the information. They should check either to authorize the ERO to enter their PIN or choose to enter it themselves.
In Part III, have the officer sign and date the form. The officer should also include their title for verification purposes.

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See more Form 8879-C IRS e-file Signature Authorization for Form 1120 versions

We've got more versions of the Form 8879-C IRS e-file Signature Authorization for Form 1120 form. Select the right Form 8879-C IRS e-file Signature Authorization for Form 1120 version from the list and start editing it straight away!

Versions	Form popularity	Fillable & printable
2021	4.8 Satisfied (89 Votes)
2020	4.3 Satisfied (228 Votes)
2019	4.3 Satisfied (108 Votes)
2018	4.4 Satisfied (88 Votes)
2017	4.2 Satisfied (34 Votes)
2016	4.4 Satisfied (179 Votes)

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Is the IRS still accepting electronic signatures?

IRS Permanently Allows Electronic Signatures on Certain Tax Forms. The US Internal Revenue Service (IRS) has updated the Internal Revenue Manual (IRM) to specify which forms taxpayers can electronically sign and which types of electronic signatures are permitted, now on a permanent basis.

Can form 1120 be filed electronically?

IRS begins accepting 1120 electronic tax returns. Theres no final date for the transmission of electronic 1120 returns. You can continue to use 2022 and 2021 UltraTax CS and the IRS Modernized e-File (MeF) program to file returns that require 2022 and 2021 federal forms.

What is form 8879 e-file signature authorization?

Form 8879 is the declaration document and signature authorization for an e-filed return filed by an electronic return originator (ERO). Complete this form when: The Practitioner PIN method is used.

Is the IRS accepting electronic returns now?

Yes, you can typically e-file the currently due tax year and two prior years, except during an IRS closure. For example, once the IRS has opened e-filing for tax year 2024 returns, youll be able to e-file 2024, 2023 and 2022.

Do paper tax returns need to be signed?

Taxpayer Signature Furthermore, explain that signing the return guarantees that the taxpayers have examined the return and its accompanying forms and schedules for accuracy. A return is not considered to be valid, and refunds are not issued, unless the return is signed.

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Where do I get my 8879 form?

Your tax professional will typically prepare the form for you as part of their tax preparation services. Once your tax return is ready for review, your tax preparer will present you with Form 8879 to capture your authorization to e-file.

Can I use a digital signature on a tax return?

You can sign your tax return electronically by using a Self-select PIN, which serves as your digital signature when using tax preparation software, or a Practitioner PIN when using an Electronic Return Originator (ERO).