Tax Calculator

The Online Calculator for Interest and Additions to Tax (Tax Calculator) is designed to assist Taxpayers in calculating interest and additions to tax due relating to West Virginia tax liabilities. Computation of these amounts is based on application of the law to the facts as finally determined. Correct information is crucial in making an accurate calculation.

If you remit interest and additions to tax to the State Tax Department based on use of this Tax Calculator and it is later determined that additional interest and additions to tax are due, the Department will issue to you a notice for the additional amount due.

If you have any questions concerning this Tax Calculator, please call (304) 558-3333 or 1-800-982-8297.

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