Follow the steps to fill out the MN Schedule M15 online with confidence.

1. Click ‘Get Form’ button to obtain the form and open it in the editor.
2. Enter your first name and initial in the designated field.
3. Complete the last name field with your full last name.
4. Provide your Social Security number in the appropriate section.
5. Input your required annual payment by following the calculations outlined on the form from lines related to your Minnesota income tax liabilities.
6. Calculate the difference between Minnesota income tax (line 1) and Minnesota withholding and credits (line 2), then enter the result on line 3. If the result is less than $500, you do not owe an underpayment penalty, and you can stop here.
7. If applicable, multiply your Minnesota income tax by 90% (or 66.7% if you are a farmer or commercial fisherman) and enter this amount on line 4.
8. For line 5, enter your Minnesota income tax for 2023 from line 17 of Form M1, depending on your filing status and income.
9. On line 6, compare the amounts from line 4 and line 5; enter the lesser of the two amounts here and follow the instructions provided regarding underpayment penalties.
10. If line 6 is greater than line 2, proceed with line 7 or 13 as appropriate based on your chosen method, either the optional short method or regular method.
11. For the optional short method, enter your quarterly estimated tax payments on line 7 and total them on line 8.
12. Complete the following calculations as specified in the form for determining your penalty, including entering your credits and evaluating any underpayment as guided in lines 11 through 22.
13. Once you have filled in all necessary fields, review your entries for accuracy. Save your changes, download, print, or share the form as needed.

Complete your MN Schedule M15 online today to stay on top of your tax obligations.