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Form 8879-CORP (2025): E-file Authorization for Corporations

Form 8879-CORP is the IRS form titled “E-file Authorization for Corporations.”

Form Details

Tax Year
2025
Revision
Rev. Dec 2024
Pages
2
File Size
81 KB (PDF)
Category
E-File Authorizations

Who Uses Form 8879-CORP

Taxpayers and the e-file providers (EROs) who transmit their returns.

  • Used With:Form 1120 — U.S. Corporation Income Tax Return
  • Used With:Form 1120-F — U.S. Income Tax Return of a Foreign Corporation

Zentavos can prepare and e-file this for you

A tax professional prepares and reviews your federal return — with Form 8879-CORP when your return needs it — and files it electronically with the IRS.

See Tax Prep

Frequently Asked Questions

Download the blank Form 8879-CORP PDF from this page. It is the official IRS file, delivered from IRS.gov — Zentavos does not change it. You can also find it on the IRS's page for Form 8879-CORP.

This page is part of our tax year 2025 library. The IRS revision listed for this form is “Rev. Dec 2024.” Some IRS forms are revised on their own schedule or are continuous-use, so the revision date can differ from the tax year. The IRS.gov page for Form 8879-CORP lists prior revisions.

Yes. Zentavos prepares and e-files federal tax returns for individuals and businesses, including the forms and schedules each return needs. If Form 8879-CORP is part of your filing, our team can prepare it with your return — see Tax Prep to get started.

Source: IRS.gov — Form 8879-CORP