Form 8821 (2025): Tax Information Authorization
Form 8821 is the IRS form titled “Tax Information Authorization.”
Form Details
- Tax Year
- 2025
- Revision
- Rev. Jan 2021
- Pages
- 1
- File Size
- 72 KB (PDF)
- Category
- Other
Who Uses Form 8821
Taxpayers and their representatives, depending on the form.
Zentavos can prepare and e-file this for you
A tax professional prepares and reviews your federal return — with Form 8821 when your return needs it — and files it electronically with the IRS.
See Tax PrepFrequently Asked Questions
Download the blank Form 8821 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 8821.
This page is part of our tax year 2025 library. The IRS revision listed for this form is “Rev. Jan 2021.” 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 8821 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 8821 is part of your filing, our team can prepare it with your return — see Tax Prep to get started.
Source: IRS.gov — Form 8821