Fill out your information, and we'll do the calculations for you

Create Your Form 1040-ES Online

Calculate estimated federal tax, prepare all four payment vouchers, preview the official 2026 IRS form, and receive the completed PDF securely.

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3 simple steps
1

Generate

Enter estimated tax details

2

Customize

Review totals and vouchers

3

Get a Copy

Receive the completed PDF

Fields marked with an asterisk are required. The official Form 1040-ES preview and calculated worksheet lines update automatically.
1

Taxpayer and voucher information

Enter the name, identifying number, and mailing address that will appear on each payment voucher.

Mailing address

2

2026 Estimated Tax Worksheet

Enter expected income, deductions, credits, and taxes. Calculated lines update automatically.

2d. Total deductions$0.00
3. Estimated taxable income$0.00
4. Tax$0.00
6. Tax plus AMT and other line 16 taxes$0.00
8. Tax after credits$0.00
3

Self-employment and other taxes

Use the automatic self-employment worksheet or enter a separately calculated amount.

9. Self-employment tax$0.00
Estimated deductible half of SE tax$0.00
11a. Tax after credits plus self-employment and other taxes$0.00
11c. Total 2026 estimated tax$0.00
4

Required annual payment and installments

Calculate current-year and prior-year safe-harbor amounts, withholding offset, and quarterly vouchers.

12a. Current-year required amount$0.00
12b. Prior-year safe harbor$0.00
12c. Required annual payment$0.00
14a. After withholding$0.00
14b. Expected balance after withholding$0.00
15. First required installment$0.00

Voucher amounts

Calculated equal installments are inserted automatically. Enter a custom amount only when the payment schedule is different.

5

Optional record of estimated-tax payments

Complete this section only when recording payments already made. It appears on the official record page.

PaymentDate paidConfirmation numberAmount paidOverpayment credit
1. April 15, 2026
2. June 15, 2026
3. September 15, 2026
4. January 15, 2027
6

Review and continue

Confirm that the estimates and voucher information match your records.

Your final document contains the 2026 estimated-tax worksheet, payment record, and all four payment vouchers.

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