MFJ vs MFS Tax Comparator
Compare Married Filing Jointly vs Married Filing Separately for 2024
Saved Scenarios
Income & Deductions
Enter each spouse's information for 2024
Spouse 1
Spouse 2
Income
W-2 / Wages / 1099
Wages, salary, self-employment
Business Income
Schedule C / pass-through
Social Security Income
85% is taxable above thresholds
Other Income
Interest, dividends, rental
Gambling Winnings
W-2G reported winnings
Deductions
Itemized Deductions
Mortgage interest, state taxes, charitable
Credits
Children Under Age 17
Qualifies for the Child Tax Credit ($2,200/child) and Additional Child Tax Credit (refundable portion up to $1,700/child).
For MFS, the credit is assigned to the spouse with higher income.
Qualifying Dependents (not already counted above)
A qualifying dependent must meet all of the following:
- • Relationship: Child, stepchild, sibling, or descendant
- • Age: Under 19, or under 24 if full-time student, or permanently disabled
- • Residency: Lived with you more than half the year
- • Support: Did not provide more than half their own support
- • Joint return: Did not file a joint return with a spouse
Earned Income Tax Credit (EITC)
Automatically calculated from your earned income and number of qualifying dependents using the 2024 IRS table. Applied to joint return only (MFS disallowed by law).
Automatically compares against standard deduction per return