Below are the steps to calculate estimated taxes for next year.
Note: The method of paying 110% (or 100%) of the current year's tax liability is only to avoid the interest penalty for underpaying your taxes in the following year. In the TaxAct program, this amount is calculated on Federal Form 2210, Line 4-Current year tax. Use the worksheet method to estimate tax for the following year if you wish to cover all of the estimated tax that will be due on that return.
After you have completed the Estimated Tax Payments section of the Q&A, you have the option to print Form 1040-ES, which includes the quarterly vouchers, and mail the payments or electronically pay the amounts due (both methods are outlined below).
Print vouchers and mail payments:
Online Users:
Note: If you see a message indicating you have not paid your return fees, click the View/Pay link, which will direct you through the Paper Filing steps. Continue through the screens until you have processed the payment for your product fees and then repeat the steps to print.
Desktop Users:
Pay electronically:
In order to pay estimated taxes electronically once you have already filed your tax return, see the IRS web page Payment Options: Pay Online, Installment Plans and More.
Options to electronically pay your estimated taxes are: