2025 Form 1 Name SSN Page 2 of 5

Sep 19, 2026

Wisconsin income tax form content for tax year 2025, including taxpayer identification fields (legal name and SSN), filing status options, home address, and key instructions for completing the return. The form provides a structured line-by-line worksheet for income computations (federal adjusted gross income adjustments and Wisconsin income), deductions, exemptions, tax calculations, credits, other taxes and payments such as withheld and estimated payments. It also includes guidance on formatting payments and amounts (black ink, no commas, no cents).

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Wisconsin income tax form (Tax year 2025)

Identification, address, and filing status

Income, deductions, exemptions, and tax calculations

Credits, other taxes, and payments

Tab to navigate within form. Use mouse to check applicable boxes, press spacebar or press Enter. 1 Wisconsin ~~ ~~ income tax Check here if an amended return 2025 For the year Jan . 1-Dec . 31, 2025, or other tax year beginning , 2025 ending , 20 . | Your legal last name | Legal first name | | | | M. I. | Your social security number | | | --- | --- | --- | --- | --- | --- | --- | --- | | If a joint return, spouse’s legal last name | Spouse’s legal first name | | | | M. I. | Spouse’s social security number | | | Home address (number and street) . If you have a PO Box, see page 12. | | | | [Apt. no](Apt. no). | | Tax district
Check below then fill in either the name of the city, village, or town and the county in which you lived at the end of 2025.
City Village Town City, village,
or town
County of School district number See page 45 | | | City or post office | | State | Zip code | | | | | | Filing status Check 􀀹 below | | | | | | | | |
Single
Married filing joint return
Married filing separate return. Fill in spouse’s SSN above
and full name here ............... Head of household, NOT married (see page 13) .
Head of household, married (see page 13) . | | | | | | | | | | Legal last name | | | | | | | | | Legal first name | | | | M. I. | | | | |
If married, fill in spouse’s SSN above and full name here
| | | | | Special conditions | | | | | | | | | Form 804 filed with return (see page 10) | | | Use BLACK Ink Print numbers like this 􀃆 Not like this 􀃆 NO COMMAS; NO CENTS | | | | | | | | | 1 Federal adjusted gross income from Form 1040, line 11 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1 .00
2 Adjustments to federal adjusted gross income from Schedule I, line 3 (see page 13) . . . . . . . 2 .00
3 Add lines 1 and 2. This is your federal adjusted gross income for Wisconsin purposes . . . . . 3 .00 Form W-2 wages included in line 3 . . . . . . . . . . . . . . . . . . . . . . . . .00
4 Total additions to income from Schedule AD, line 33. Include Schedule AD (see page 14) . 4 .00
5 Add lines 3 and 4 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5 .00
6 Total subtractions from income from Schedule SB, line 50. Include Schedule SB (see page 14)
Enter as a positive number . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6 .00
7 Subtract line 6 from line 5. This is your Wisconsin income. . . . . . . . . . . . . . . . . . . . . . . . . . . . 7 .00
8 Standard deduction. See table on page 35, OR . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 .00 If someone else can claim you (or your spouse) as a dependent, see page 15 and check here
9 Subtract line 8 from line 7. If line 8 is larger than line 7, fill in 0 . . . . . . . . . . . . . . . . . . . . . . . 9 .00
10 Exemptions (Caution: See page 15)
a Fill in exemptions allowed . . . . . . . . . . . . . . . . . . x $700 . . 10a .00 b Check if 65 or older You + Spouse = x $250 . . 10b .00
c Add lines 10a and 10b . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 10c .00 | | | | | | | | I-010i NO COMMAS; 2025 Form 1 Name SSN Page 2 of 5 NO CENTS 11 Subtract line 10c from line 9. If line 10c is larger than line 9, fill in 0. This is taxable income ... 11 12 Tax (see table on page 38) ..................................................... 12 13 Itemized deduction credit. Complete Schedule 1 on page 4 ......... 13 .00 14 Additional child and dependent care tax credit. Include Schedule WI-2441 14 .00 15 Blind worker transportation services credit Qualifying expenses . . . . . . . . . . . . . . .00 x 50% = 15 .00 16 School property tax credit a Rent paRent paiidd iinn 2200225

FAQs

What tax year does this Wisconsin income tax form cover?

It is for the year 2025, or another tax year beginning in 2025 and ending in 2025.

What information is required for the taxpayer and spouse?

It requires legal names and social security numbers for the taxpayer and, if filing jointly, the spouse’s legal last name, legal first name, and SSN.

What worksheet sections are included for computing tax?

It includes line items for federal adjusted gross income adjustments, additions/subtractions to determine Wisconsin income, standard deduction and exemptions, then calculates tax and net tax using credits, other taxes, and payments such as withholding and estimated payments.

Sep 19, 2026

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