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Get the free IRS Form 8879-B Signature Authorization

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What is Form 8879-B

The IRS Form 8879-B Signature Authorization is a tax document used by general partners or LLC member managers to authorize the electronic filing of a partnership's income tax return.

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Form 8879-B is needed by:
  • General partners in a partnership
  • LLC member managers
  • Electronic return originators (EROs)
  • Tax professionals handling partnership filings
  • Business owners filing partnership tax returns

How to fill out the Form 8879-B

  1. 1.
    Access pdfFiller and search for IRS Form 8879-B by typing its name in the search bar.
  2. 2.
    Once you find the form, click on it to open the PDF editor interface provided by pdfFiller.
  3. 3.
    Before completing the form, ensure you have all necessary information ready, such as the name of the partnership and its employer identification number.
  4. 4.
    Begin filling out each field accurately using the information you have gathered, starting with the partnership's details.
  5. 5.
    Use the fillable fields to enter a personal identification number (PIN) that will serve as a signature.
  6. 6.
    Review all entered information carefully, ensuring accuracy and completeness, as this will be crucial for the ERO.
  7. 7.
    To finalize the form, look for the review option in pdfFiller to check for any potential errors or omissions.
  8. 8.
    Once satisfied, save your completed form by selecting the save option, and choose your preferred file format.
  9. 9.
    If necessary, you can download it directly to your device or submit it via email or fax through pdfFiller's options.
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FAQs

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IRS Form 8879-B is designated for general partners or LLC member managers who need to authorize electronic filing of a partnership's income tax return. Ensure you have signing authority to use this form.
The form should be completed and submitted in conjunction with your partnership's income tax return. Generally, partnership returns are due on March 15, unless an extension is filed.
Form 8879-B is retained by the Electronic Return Originator (ERO) and is not submitted directly to the IRS. However, it may need to be presented if requested. Ensure the ERO keeps it on file.
Supporting documents usually include partnership financial statements, prior year tax returns, and any necessary identification for the partners or managers. Confirm with your ERO for specific requirements.
Common mistakes include entering incorrect identification numbers, forgetting to sign, and failing to provide accurate partnership details. Double-check all entries to minimize errors.
Form 8879-B itself does not require IRS processing since it is kept by the ERO. However, the electronic return filed with it will be processed according to IRS timelines for e-filed returns.
If you lose IRS Form 8879-B, you will need to complete a new form with the correct details. Ensure your ERO has a backup on file to avoid complications.
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