Individual tax returns due

This is the deadline to file individual tax returns (Form 1040). If your income is below $66,000 for the tax year, you can e-file for free using IRS Free File. If your income was above that, you can use the IRS’ free, fillable forms.

If you’re a sole proprietor filing Schedule C on your personal tax returns, the April 15, 2025 deadline applies to you too.

April 15 is also the deadline to file for an extension to file your individual tax return.

C corporation tax returns due

Today is the deadline to file C corporation tax returns (Form 1120).

April 15 is also the deadline to file for an extension to file your corporate tax return.

1st Quarter Estimated Quarterly Tax Payments Due

If your business pays taxes on a quarterly basis, the first 2025 estimated quarterly tax payment is due today.