Understanding the difference between IRS 433-B (OIC) and IRS 433-H

Last updated on Dec 8, 2025

What is IRS 433-B (OIC)?

The IRS 433-B (OIC) is a financial information form required by the IRS for individuals and businesses seeking to negotiate a compromise offer in compromise (OIC). The OIC allows taxpayers to settle their tax debts for less than the full amount owed, based on their ability to pay.

This form is essential for the IRS to evaluate a taxpayer's financial situation and determine if accepting a reduced payment is appropriate.

1.

You may need IRS 433-B (OIC) if:
2.

You owe back taxes and cannot pay in full.
3.

You want to propose an offer to settle your tax debts.
4.

Your financial situation requires you to provide detailed financial information to the IRS.

Who needs to complete a IRS 433-B (OIC)?

The IRS 433-B (OIC) is typically completed by business entities and individuals who owe taxes. It is designed to capture key financial information necessary for the IRS to assess a compromise offer.

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Typically required for:
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Business owners seeking to settle tax obligations.
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Self-employed individuals facing tax liabilities.
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Taxpayers with substantial tax debts they cannot pay.
5.

Individuals or businesses wanting to negotiate a tax settlement.

When is IRS 433-B (OIC) due?

The IRS 433-B (OIC) is due when you submit an offer in compromise package to the IRS. There are no specific due dates like yearly tax returns, but timely submission can influence the IRS's willingness to negotiate. It's crucial to submit the form alongside your OIC application to avoid delays in processing.

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What is IRS 433-H?

The IRS 433-H is a financial information form used primarily for individuals who owe taxes and are making arrangements for installment agreements. It helps the IRS determine the monthly payments a taxpayer can afford to make.

This form offers a structured way for taxpayers to communicate their current financial situation to the IRS, aiding in setting up manageable payment plans.

1.

You may need IRS 433-H if:
2.

You owe taxes and cannot pay them all at once.
3.

You prefer to make monthly payments to the IRS.
4.

Your financial situation necessitates a more structured payment approach.

Who needs to complete a IRS 433-H?

The IRS 433-H is usually required for individual taxpayers who wish to set up installment agreements with the IRS. This form captures necessary financial details to determine appropriate monthly payments.

1.

Typically required for:
2.

Individuals seeking to manage tax payments over time.
3.

Taxpayers unable to pay their tax due in full.
4.

Those pursuing affordable payment plans based on their financial capabilities.
5.

Individuals wanting to avoid tax liens or levies through structured payments.

When is IRS 433-H due?

The IRS 433-H should be completed and submitted when you apply for an installment agreement with the IRS. As with the 433-B (OIC), there are no strict filing deadlines, but faster submissions can reduce the interest and penalties accumulating on your tax debt.

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Key differences between IRS 433-B (OIC) and IRS 433-H

Both the IRS 433-B (OIC) and IRS 433-H serve distinct purposes. The 433-B (OIC) is focused on negotiating a lower tax debt, while the 433-H is for managing repayment through installment agreements. Understanding these differences is important for selecting the appropriate form based on your situation.

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Main differences include:
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Purpose: The IRS 433-B (OIC) seeks to settle tax debts, while the 433-H establishes payment terms.
3.

Eligibility: The 433-B (OIC) is for those who cannot afford to pay the full amount, while the 433-H is for taxpayers who can pay over time.
4.

Financial requirements: The 433-B requires a detailed financial disclosure for OIC acceptance, while the 433-H focuses on income and expenses for setting payments.
5.

Outcome: The 433-B may result in a reduced tax liability, whereas the 433-H leads to an installment agreement.

Understanding potential penalties

Tax penalties can add significant financial strain. They are imposed for late or incorrect filings and can compound your tax liabilities. Thus, understanding these penalties related to both forms is vital for managing your tax obligations effectively.

Filing the IRS 433-B (OIC) incorrectly or late can result in several fines. If the OIC is rejected, taxpayers may still be responsible for the full tax amount, plus any accrued penalties and interest during the review period. Additionally, an improper submission can lead to further delays in addressing your tax debt.

Similar to the 433-B, penalties for the IRS 433-H may occur due to late submissions or failure to comply with the terms of the installment agreement. Missed payments can result in the IRS revoking the agreement, requiring immediate full payment of the owed tax amount, plus penalties and interest.

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Author:

by Iryna Marchuk

Lead Writer/Blogs Manager at airSlate

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