Married filing jointly tax calculator

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Marriage has significant financial implications for the individuals involved, including its impact on taxation. The calculator below can help estimate the financial impact of filing a joint tax return as a married couple (as opposed to filing separately as singles) based on 2025 federal income tax brackets and data specific to the United States.

For tax purposes, whether a person is classified as married is based on the last day of the tax year, which means that a person married on the last day of the tax year is considered married for the entire year. Similarly, a person that is divorced would be considered unmarried for the entire tax year.

Tax laws generally become more complicated after marriage, but marriage can present some opportunities to save additional money (compared to being single), particularly for those in single-income marriages or marriages in which there is a large difference between the income of the spouses.

Depending on the specific situation of the couple, dual-income married couples can experience the opposite effect, pay

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