Understanding the difference between IRS 1040 and IRS 1040-V

Last updated on Dec 8, 2025

What is IRS 1040?

The IRS Form 1040 is the standard federal income tax form used by individuals to file their annual income tax returns. It is an essential document that summarizes an individual’s income, deductions, and tax liability for the year.

Taxpayers typically use Form 1040 to report their earnings and determine their eligibility for deductions and tax credits provided by the IRS.

1.

You may need IRS 1040 if:
2.

You have income from wages, interest, dividends, or self-employment.
3.

You wish to claim tax credits like the Earned Income Tax Credit or Child Tax Credit.
4.

You have additional income that requires reporting, such as rental income or capital gains.

Who needs to complete a IRS 1040?

Form 1040 is required for a variety of taxpayers based on their income type and amount.

1.

Typically required for:
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Individuals earning $12,550 or more in gross income (for the 2021 tax year).
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Married couples filing jointly with a combined income exceeding $25,100.
4.

Self-employed individuals who earn more than $400 in net earnings.
5.

Individuals who need to claim specific tax credits or deductions.

When is IRS 1040 due?

Form 1040 is generally due on April 15 of each year. If this date falls on a weekend or holiday, the due date may be extended to the next business day. Extensions for filing may be available, but any taxes owed must be paid by the original deadline to avoid penalties.

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What is IRS 1040-V?

IRS Form 1040-V is a payment voucher that allows taxpayers to submit their tax payments alongside their completed Form 1040. This form enables taxpayers to clearly indicate their payment option when filing their taxes.

Form 1040-V is primarily used to ensure that the IRS can accurately apply payments to the respective taxpayer’s account.

1.

You may need IRS 1040-V if:
2.

You are submitting a payment along with your Form 1040 tax return.
3.

You owe taxes and want to ensure your payment is applied correctly.
4.

You wish to avoid any delays or confusion in processing your tax payment.

Who needs to complete a IRS 1040-V?

Any taxpayer who owes taxes on their income and is filing a Form 1040 will need to complete Form 1040-V.

1.

Typically required for:
2.

Taxpayers who do not choose electronic payment methods and prefer mailing a check.
3.

Individuals filing paper returns who owe money to the IRS.
4.

Taxpayers who want a clear record of their payment submission for future reference.
5.

Those who may not have made estimated tax payments throughout the year.

When is IRS 1040-V due?

Form 1040-V is due on the same date as your Form 1040. This means it must be submitted by April 15 each year, unless extensions apply. If you cannot pay your full tax balance, it’s still important to file your return timely to minimize penalties.

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Key differences between IRS 1040 and IRS 1040-V

Understanding the key differences between IRS 1040 and IRS 1040-V can help taxpayers efficiently manage their filing process and ensure accurate payments.

1.

Main differences include:
2.

IRS 1040 is a comprehensive tax return form, while IRS 1040-V is solely a payment voucher.
3.

Form 1040 requires detailed information about income, deductions, and taxes owed; Form 1040-V only requires payment information.
4.

Form 1040 is required for filing a tax return; Form 1040-V is optional but recommended when making payments.
5.

IRS 1040 needs to be filed by the tax deadline; Form 1040-V must accompany the 1040 or be submitted with a tax payment.

Understanding potential penalties

Tax penalties arise when taxpayers fail to file their returns on time, underreport their income, or do not pay the correct amount owed. It’s vital to understand these penalties to avoid unnecessary financial burdens.

Failing to file Form 1040 on time can result in a late filing penalty, which is generally 5% of the unpaid tax for each month the return is late, up to 25%. There can be additional penalties for errors or inaccuracies that lead to underreported income, which can increase your tax liability. It is crucial to ensure timely and accurate filing to avoid additional fees.

If Form 1040-V is not submitted with the tax payment, taxpayers may face penalties for late payment, which is typically 0.5% of the unpaid tax amount per month. While the penalties for not including a payment voucher are usually less than those for failing to file a return, they can still contribute to overall tax debt. Promptly completing both forms mitigates the risks of incurring unwelcome charges.

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Author:

by Iryna Marchuk

Lead Writer/Blogs Manager at airSlate

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