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The Daily Insight

What happens if you miss the business tax deadline?

Author

Andrew Mclaughlin

Published Apr 18, 2026

If you don’t file an extension or make a payment on time, you’ll have to pay penalties and interest on what you might owe the IRS. To learn more about filing or paying your federal taxes, visit irs.gov.

What happens if I missed tax deadline?

If you do owe and missed yesterday’s deadline, each day you fail to pay you accrue a small penalty, so pay as soon as possible. The penalty you will pay for not filing on time is 5% of your unpaid taxes for each month your return is late, with a maximum penalty of 25%. For each month you don’t pay, the IRS charges .

The late-filing penalty is 5% of the tax due for each month (or part of a month) your return is late. The late-payment penalty is 0.5% of the unpaid balance for each month (or part of a month) the tax isn’t paid. The rate jumps to 1% ten days after the IRS issues a final notice of intent to levy or seize property.

What happens if you don’t file taxes by extension deadline?

You’ll owe more interest. A tax extension gives you more time to file your return, not more time to pay. The IRS’ late-payment penalty normally is 0.5% per month of the outstanding tax not paid by the filing deadline. The maximum penalty is 25%.

What is the deadline for businesses to file taxes?

Companies have until April 15, 2021 to submit corporate tax returns for income received in 2020. Businesses may use Form 1120 or request a six-month extension by filing Form 7004 and submitting a deposit for the amount of estimated tax owed.

Is there an extension for filing business taxes?

If you need more time to complete your 2020 business tax return, you can request an extension of time to file your return. Most business tax returns can be extended by filing Form 7004: Application for Automatic Extension of Time to File by the original due date of the return.

When to file an extension on business taxes?

For example, for a September 30 year end for a corporation, the corporate tax return is due February 15 of the following year, and the extended tax return is due August 15 of that year. If you live abroad, you can get a special extension of time to file your tax return. See the Extensions section of IRS Publication 54 for more information.

When is the deadline to file an extension for 2019?

Since September 15 is a Sunday, the 2019 deadline is Monday, September 16! September 15 deadline applies only to. Partnerships (including some multi-member LLCs) that filed a 6-month extension request on Form 7004 on March 15, 2019. S-Corporations that filed a 6-month extension request on Form 7004 on March 15, 2019.

When is the deadline to file a business tax return?

Let’s start with those business tax return due dates. Depending on how your business is structured, your business tax filing deadline for the 2018 calendar year will generally be due in either March or April of 2019. Looking for more specifics? Here’s a full list of tax deadlines:

Do you have to file an extension for a partnership return?

You must file an extension application separately for these types of business. A partnership return is an information return, so no tax is due, but you must still apply for an extension if you can’t get the return filed by the due date. Your personal tax return, with your business income included.