When Can You Start Filing Taxes 2025. The federal tax filing deadline (tax day) is april 15, 2025, with an extension deadline of october 15, 2025. The irs normally will start accepting tax returns for the 2024 tax year in late january 2025.

If you are unpleasantly surprised by how much you owe in taxes or your tax refund, you may be withholding too much or too little. Can i file my taxes after the 2025 deadline?