Calculate how to fairly split your tax bill based on proportional income. Enter both spouses' incomes and your total tax owed to see the recommended split.
No income sources added yet
Auto-calculated from income sources
No income sources added yet
Auto-calculated from income sources
Enter total tax owed including all federal taxes (income tax + self-employment tax).
When enabled, self-employment tax entered in business income will be assigned directly to the spouse who owns the business. The "Total Joint Tax Owed" field above should only include federal income tax.
Enter income and tax information to see results