How much time do I have to file a tax extension?
You must file your extension request no later than the regular due date of your return. Individual tax filers, regardless of income, can use Free File to electronically request an automatic tax-filing extension. Filing this form gives you until October 15 to file a return.
How do I file for a tax extension?
Here are a few ways taxpayers can file for an extension. File Extension Form 4868 electronically. Taxpayers, or their preparers, can use IRS Free File to e-file a free extension request. The form is available on IRS.gov and through tax software packages.
What happens if I don't file my taxes before the deadline extension?
People who fail to file their return by the extended tax deadline will face harsher penalties. The IRS charges 5% of the unpaid taxes for each month that a tax return is late — or 10 times more than the underpayment penalty. It caps the penalty at 25% of your unpaid taxes. The tax agency also charges interest on the penalty.
Form 4868 Application for Automatic Extension of Time to File U.S.