U.S. flag An official website of the United States government.

Dot gov

The .gov means it's official.
Federal government websites always use a .gov or .mil domain. Before sharing sensitive information online, make sure you’re on a .gov or .mil site by inspecting your browser's address (or "location") bar.


This site is also protected by an SSL (Secure Sockets Layer) certificate that's been signed by the U.S. government. The https:// means all transmitted data is encrypted  — in other words, any information or browsing history that you provide is transmitted securely.

Individual Income Estimated Taxes

If you owe additional taxes during the year, you may have to pay estimated tax on the upcoming year. See below for options to file your estimated taxes.

Visit Alabama Interactive for online filing of Form 40ES Estimated Tax.

Individual Income Estimated Tax Forms:
Form 40ES – 2021 Declaration of Estimated Tax Instructions
Form 40ES – 2021 Declaration of Estimated Tax Voucher
Form 2210AL – 2020 Estimated Tax Penalties for Individuals