A tax identification number is a unique nine-digit number issued by the Social Security Administration or the IRS to anyone who pays taxes.

An extension gives you until Oct. 15 to file your tax return. You're not getting any more time to pay what you'd owe. You'd want to file the extension and pay any balance you'd owe by the April 15 ...

If you're unable to file your 2024 federal income tax return by the standard deadline of April 15, 2025, you risk facing penalties and interest on any unpaid taxes.

The regular deadline for filing income-tax returns remains April 15, and most Arizonans have complied. Extensions are available for those who haven't.

Free File is available online at IRS.gov to use to prepare and file 2024 tax returns through Oct. 15. Figure out what program applies to you by reviewing the details at IRS.gov.