A taxpayer who files late and fails to get the proper extension must pay a penalty of 0.5 percent per month (up to a maximum of 25%), beginning with the due date of the tax return (usually April 15 for calendar year individuals) and ending with the date the return is filed.

Question

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The penalty for filing late without an extension is generally 5% of the unpaid taxes for each month or part of a month that a tax return is late, not 0.5%. The 0.5% per month penalty typically applies to unpaid taxes after the due date, not specifically for late filing without an extension.

A Taxpayer Who Files Late and Fails to Get the Proper