41-026: IA 1040 Tax Calculation Worksheet 41-026 (2024)
Iowa · Iowa DOR · Used for tax years 2024
The 2024 Iowa Tax Calculation Worksheet calculates the tax to enter on IA 1040, line 5, using the amount from line 4. It includes separate tables and worksheets for joint and non-joint filers.
Who files this form
The 2024 worksheet has two versions based on your IA 1040 filing status:
- Non-joint filers, statuses 1, 3, 4, or 5: Use worksheet 41-026a.
- Joint filers, status 2: Use worksheet 41-026b.
Both versions calculate the tax to enter on IA 1040, line 5.
What you'll need
Have your 2024 IA 1040 available. You need your filing status to choose the worksheet and the amount from IA 1040, line 4 to begin the calculation.
Questions people ask
What amount do I start with?
Enter the amount from IA 1040, line 4 on worksheet line 1. Use that amount to find your income range in the table for your filing status.
How do I calculate the tax?
Subtract the Column A amount for your income range from worksheet line 1. Multiply the result by the Column B percentage, then add the Column C amount. Use the same income range for all three columns.
Where do I put the result?
The tax calculated on worksheet line 7 goes on IA 1040, line 5.
What examples does the worksheet give?
For a non-joint filer with $25,000.00 on IA 1040, line 4, the example calculates tax of $1,178.92. For a joint filer with $50,000.00 on IA 1040, line 4, the example calculates tax of $2,357.84.