8879-C-2026

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4.2 out of 5

34 votes

Form 8879-C is the IRS e-file Signature Authorization for corporations, allowing a corporate officer to electronically sign the corporation's income tax return using a personal identification number (PIN). The form includes sections for tax return information, declaration and signature authorization, and responsibilities of both the corporate officer and electronic return originator (ERO). It emphasizes that the form should not be sent to the IRS but retained for records.

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Click ‘Get Form’ to open the 8879-C in the editor.
Begin by entering the Employer Identification Number (EIN) and the Name of the Corporation at the top of the form.
In Part I, input whole dollar amounts for Total Income, Taxable Income, Total Tax, Amount Owed, and Overpayment as indicated on Form 1120.
Proceed to Part II where you will declare your authorization. Choose whether to authorize your ERO to enter your PIN or if you will enter it yourself.
Complete Part III by signing and dating the form. Ensure that you also include your title.

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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)