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The Daily Insight

How do I pay my estimated income tax?

Author

Henry Morales

Published Feb 27, 2026

Electronic filing and paying options for estimated income taxes: eFile – file Form NC-40 and your estimated tax payments using a tax professional or commercial tax preparation software ( see list of approved eFile vendors ).

How to estimate income tax on Form 1040?

The tax schedule included in the instructions for Form 1040-ES lets you know how much income tax you should estimate for the year, based on what you’ve estimated for income: You’ll refer to this schedule when you fill out Line 4 of the Form 1040-ES Estimated Tax Worksheet.

What is the form for underpayment of estimated tax?

Use Form D-422, Underpayment of Estimated Tax by Individuals, to compute the interest. Interest for underpayment of estimated tax does not apply if you had no tax liability for the previous year.

What do you need to know about estimated tax?

Department of the Treasury Internal Revenue Service Purpose of This Package Use Form 1040-ES to figure and pay your estimated tax for 2020. Estimated tax is the method used to pay tax on income that isn’t subject to withholding (for example, earnings from self-employment, interest, dividends, rents, alimony, etc.).

Please complete and submit Form IN-114, Individual Income Estimated Tax Payment Voucher with your payment. Payments submitted without a voucher may be lost or misdirected which can result in late payment penalties.

When to pay estimated taxes for estimated tax purposes?

When To Pay Estimated Taxes For estimated tax purposes, the year is divided into four payment periods. You may send estimated tax payments with Form 1040-ES by mail, or you can pay online, by phone or from your mobile device using the IRS2Go app. Visit to view all the options.

How to pay estimated tax in California by mail?

vouchers to pay your estimated tax by mail Make your check or money order payable to the “Franchise Tax Board” Write your SSN or ITIN and “2020 Form 540-ES” on it There is a separate payment form for each due date.

Can you make more than four estimated tax payments?

You can make more than four estimated tax payments. To do so, make a copy of one of your unused estimated tax payment vouchers, fill it in, and mail it with your payment. If you make more than four payments, to avoid a penalty, make sure the total of the amounts you pay during a payment period is at least as