2023 D-101a Form 1-ES Instructions - Estimated Income Tax for Individuals, Estates, and Trusts Form -2026

1. Click ‘Get Form’ to open it in the editor.
2. Review the 'Who Must Pay Estimated Tax' section to determine if you need to make estimated tax payments based on your income sources.
3. Navigate to the 'When to Pay Your Estimated Tax' section. Note the payment deadlines: April 18, June 15, September 15, and January 16.
4. Fill out the '2023 Estimated Income Tax Worksheet' using your previous year's tax return as a guide. Input your expected income and deductions accurately.
5. Enter the calculated amount from line 12 of the worksheet into the 'Amount of Payment' line on Form 1-ES.
6. If making a payment by check or money order, ensure it is payable to the Wisconsin Department of Revenue and mail it as instructed.
7. For online payments, visit the department's website for free services or call for credit card payments with applicable fees.

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