Understanding the difference between IRS 8453-EO and IRS 8453-OL

Last updated on Dec 8, 2025

The IRS offers various forms to meet the unique needs of taxpayers. Among these forms, IRS 8453-EO and IRS 8453-OL serve different purposes for electronic filing of tax returns. Understanding their differences can help individuals and businesses file their taxes correctly and avoid penalties. This article provides a detailed comparison of these two forms, their usage, deadlines, potential penalties, and practical tips for efficient filing.

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What is IRS 8453-EO?

IRS Form 8453-EO is a declaration and signature for electronic filing for certain tax-exempt organizations. This form acts as a declaration that the organization's return has been completed and is filed electronically. It ensures the IRS that the organization complies with applicable tax laws and reporting requirements.

1.

You may need IRS 8453-EO if you are a tax-exempt organization filing Form 990, 990-EZ, or 990-PF electronically.
2.

The form is required to authenticate and submit the electronic return to the IRS.
3.

It serves as a record for the organization’s internal compliance checks and audits by the IRS.

Who needs to complete a IRS 8453-EO?

Organizations that fall under specific categories must complete this form during tax season.

1.

Organizations recognized as tax-exempt under section 501(c)(3).
2.

Private foundations or other nonprofits filing specific 990 forms.
3.

Organizations that file electronically and wish to maintain compliance with IRS rules.
4.

Nonprofits looking for easier submission options for their tax filings.

When is IRS 8453-EO due?

IRS 8453-EO must be submitted at the same time as the electronic return, typically by the 15th day of the fifth month after the end of the organization’s tax year. For organizations operating on a calendar year, the due date is usually May 15.

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What is IRS 8453-OL?

IRS Form 8453-OL is specifically used for electronic filing of tax returns for individuals and business entities not registered as tax-exempt organizations. This form serves a similar purpose to 8453-EO, allowing an electronic return submission while confirming the taxpayer's identity and adherence to tax regulations.

1.

You may need IRS 8453-OL if you are an individual or business file IRS Form 1040 or 1120 electronically.
2.

The form certifies the authenticity of the electronic form being submitted to the IRS.
3.

The use of this form helps ensure that the right individuals or businesses are filing their taxes accurately.

Who needs to complete a IRS 8453-OL?

Taxpayers such as individuals and corporations are typically required to complete this form.

1.

Individual taxpayers, including sole proprietors, filing Form 1040.
2.

Corporations electronically submitting Form 1120 or 1120-S.
3.

Partnerships filing electronically using Form 1065.
4.

Any entity seeking to ensure compliance with IRS e-filing regulations.

When is IRS 8453-OL due?

IRS 8453-OL must be filed along with the electronic return. The deadline generally aligns with the due date for the associated forms, which varies based on the entity type but typically falls on April 15 for individuals and March 15 for S corporations.

Key differences between IRS 8453-EO and IRS 8453-OL

While both forms serve a common purpose of facilitating electronic submissions, there are important distinctions that set them apart.

1.

IRS 8453-EO is for tax-exempt organizations, while IRS 8453-OL is designed for individual and business taxpayers.
2.

Form 8453-EO is related to nonprofit tax filings (Forms 990, 990-EZ, and 990-PF), whereas 8453-OL relates predominantly to individual and corporate filings.
3.

The due dates for each form differ slightly based on the nature of the taxpayer.
4.

The required fields in each form vary based on the specific organizational structures and requirements dictated by their respective tax entity statuses.

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by Iryna Marchuk

Lead Writer/Blogs Manager at airSlate

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