Going through a divorce changes nearly every aspect of your life — including how you file your taxes. Many people are surprised to discover that the IRS has specific rules about which filing status you can use, and those rules depend heavily on where you are in the divorce process. Understanding how your tax situation shifts during and after a divorce can help you avoid costly mistakes and make more informed financial decisions as you move forward.
If you are currently going through a divorce and have questions about how it may affect your finances and legal options, don't wait — contact Vaclavek Hartman Vaclavek through our online contact form or call us at (815) 507-8887 to schedule a consultation.
How Your Marital Status on December 31 Determines Everything
The IRS uses one simple rule to determine your filing status for the entire year: your marital status as of December 31. If your divorce is finalized on or before December 31 of a given year, the IRS considers you unmarried for that entire tax year. If it is not finalized by that date — even if you are separated and living apart — you are still considered married in the eyes of the IRS.
This single rule has significant implications for how much you owe, which deductions you can claim, and which tax brackets apply to your income. It is one of the most important things to understand as you navigate the financial side of a divorce. Knowing this ahead of time allows you and your attorney to plan strategically around timing when possible.
Filing Status Options During and After Divorce
Once you understand the December 31 rule, the next step is knowing which filing statuses are available to you and what each one means.
Married Filing Jointly
If your divorce is not yet final by December 31, you and your spouse can still choose to file a joint return. Married filing jointly often results in a lower overall tax bill because it combines income and allows both spouses to claim deductions together. However, filing jointly also means that both spouses are equally responsible for the accuracy of the return and any taxes owed — a concept the IRS calls "joint and several liability." This is worth discussing carefully with both a tax professional and your divorce attorney before making a decision.
Married Filing Separately
If you and your spouse are still legally married but do not want to file together, you can each file your own return using the married filing separately status. This option may make sense if you are concerned about your spouse's financial disclosures or if you simply prefer to keep your tax obligations independent. The trade-off is that this status often comes with fewer deductions and higher tax rates than filing jointly, so it is important to weigh the financial impact carefully.
Single
Once your divorce is finalized, you will file as single if you do not qualify for another status. The single filing status applies to individuals who are legally divorced and do not have dependents that would qualify them for a different category. While it may result in a higher tax rate than you were used to when filing jointly, there are still deductions and credits available to you as a single filer.
Head of Household
Head of household is a filing status that can offer meaningful tax advantages for divorced parents. To qualify, you must be unmarried as of December 31, have paid more than half the cost of keeping up a home, and have a qualifying child or dependent who lived with you for more than half the year. This status comes with a larger standard deduction and more favorable tax brackets than the single filing status, so it is worth determining whether you qualify.
Who Claims the Children? Understanding the Dependency Exemption
One of the most common sources of confusion in post-divorce tax filing involves children. Only one parent can claim a child as a dependent in any given tax year, and the rules for determining who that is can be complicated.
Generally, the IRS awards the dependency claim to the custodial parent — the parent with whom the child lives for the greater number of nights during the year. However, divorcing parents can agree to alternate who claims the child each year, or one parent can sign a written declaration allowing the other to claim the child. These arrangements should be clearly addressed in your divorce agreement to avoid conflicts down the road.
Claiming a dependent child can unlock several valuable tax benefits. Here are some of the credits and deductions that may be available to the parent who claims the child:
- The Child Tax Credit, which can reduce your tax bill by up to $2,000 per qualifying child
- The Child and Dependent Care Credit, which helps offset the cost of childcare expenses that allow you to work or look for work
- The Earned Income Tax Credit, which provides financial relief for lower- and moderate-income working parents
- The American Opportunity Tax Credit or Lifetime Learning Credit, if the child is in college, and you are paying for qualified education expenses
- Head of household filing status, which requires a qualifying dependent and provides more favorable tax treatment than the single filing status
Understanding which parent benefits most from these credits can be a useful factor in negotiating your divorce settlement. Both parents should review their individual tax situations with a qualified tax professional to make the most informed decision. What works best on paper financially should also align with the parenting arrangement that serves your children's best interests.
How Alimony and Child Support Are Taxed
The tax treatment of alimony and child support changed significantly with the Tax Cuts and Jobs Act of 2017, and many people are still unaware of the current rules.
For divorce agreements finalized after December 31, 2018, alimony — also called spousal support or spousal maintenance — is no longer deductible by the paying spouse, and the receiving spouse does not have to report it as taxable income. This is a major shift from prior law and affects how both parties should approach negotiating support amounts.
Child support has always been tax-neutral: the paying parent cannot deduct it, and the receiving parent does not pay taxes on it. This remains unchanged regardless of when your divorce was finalized.
If your divorce agreement was finalized before January 1, 2019, the old rules still apply — alimony is deductible for the payer and taxable income for the recipient — unless the agreement is modified and both parties agree to apply the new rules. Knowing which set of rules governs your specific situation is essential for accurate tax planning.
Property Division and Capital Gains: What to Watch For
Dividing marital property during a divorce generally does not trigger immediate taxes. Transfers of property between spouses as part of a divorce settlement are typically not taxable events under federal law. However, the tax consequences can surface later when the receiving spouse sells the asset.
When you sell an asset, you may owe capital gains tax — a tax on the profit from the sale. The profit is calculated based on the original purchase price, not the value of the asset at the time of the divorce transfer. This means that receiving a piece of property in your settlement that has significantly appreciated in value could carry a hidden tax burden when you eventually sell it.
This is an important consideration when evaluating which assets to keep and which to let go during property division negotiations. A home with a large amount of built-in gain, a stock portfolio, or a retirement account each comes with different tax implications. Working closely with your attorney and a financial advisor during this process can help you make decisions that account for the full picture.
Talk to a Barrington Divorce Attorney
Tax questions during a divorce are rarely simple, and the decisions you make now can have lasting financial consequences. Vaclavek Hartman Vaclavek is here to help you navigate every dimension of your divorce — from property division and support to the legal details that shape your financial future. Our team takes the time to understand your full situation so we can walk beside you at every step of the process.
If you are going through a divorce in the Barrington area and want guidance from a Barrington divorce attorney who listens, reach out to Vaclavek Hartman Vaclavek through our online contact form or call us at (815) 507-8887 to schedule your consultation.