An estimated 2.1 million taxpayers were affected by the alternative minimum tax last year. Will you be one of them? Find out today. Click here to start using our AMT Calculator.

Please note: This calculator is solely an estimation tool and any information resulting from its use should be used accordingly. Use of this tool for any other purpose, such as preparation of a federal income tax return, is not authorized. Contact your local H&R Block tax office for the most accurate estimate of your return.

Information entered into this tool is not saved on your hard drive, nor stored or transmitted anywhere else. This tax tool is provided "AS IS." There is no warranty of any kind regarding the accuracy or completeness of this tool or your results, and the user assumes all risk of use. Use of this tool constitutes your acceptance of these terms.