INSTRUCTIONS: WISCONSIN INCOME TAX AMENDED RETURN (Form 1X)

To amend a Wisconsin tax return filed for individual and joint state income tax owed, file a form 1X. This document can be obtained from the website of the Wisconsin Department of Revenue. This document can only be filed by full-year residents of the state.

Wisconsin Income Tax Amended Return 1X Step 1: Enter your Social Security number and name, as well as the same information for your spouse if filing jointly.

Wisconsin Income Tax Amended Return 1X Step 2: Provide your street address, city, state and zip code. If married and filing separately, enter your spouse's name at the bottom of the provided table.

Wisconsin Income Tax Amended Return 1X Step 3: Indicate your filing status on the original and this amended return with a check mark.

Wisconsin Income Tax Amended Return 1X Step 4: Enter your Wisconsin income on line 1. Separately document W-2 wages included on this line.

Wisconsin Income Tax Amended Return 1X Step 5: Enter your standard deduction on line 2 if claiming this deduction. If you will be claiming an itemized deduction credit on line 7, leave this line blank and complete Schedule 1 on the fourth page.

Wisconsin Income Tax Amended Return 1X Step 6: Subtract line 2 from line 1. Enter the difference on line 3.

Wisconsin Income Tax Amended Return 1X Step 7: Document exemptions on line 4 and subtract their total from line 3. Enter the difference on line 5.

Wisconsin Income Tax Amended Return 1X Step 8: Consult the table on page 10 of the separate instruction booklet to determine your tax. Enter it on line 6.

Wisconsin Income Tax Amended Return 1X Step 9: Complete lines 8 through 40 to adjust your tax liability. Note that if you wish to claim a credit for married couples in which both spouses are employed on line 18, you will need to complete Schedule 2 on the fourth page.

Wisconsin Income Tax Amended Return 1X Step 10: Complete lines 41 through 49 on the third page to determine your final total due or refund owed.

Wisconsin Income Tax Amended Return 1X Step 11: In the blank section below, provide an explanation of all changes documented on this amended return. Reference the line number of every change. Sign and date the bottom of the third page.