The first year after a divorce comes with plenty of adjustments, from scheduling holidays to figuring out which documents still have both names on them. It also brings a new tax picture. As the year wraps up, it helps to get familiar with the rules that now apply to you. Once you understand the basics, the tax side feels much more manageable.
Filing Status Changes After Divorce
For tax purposes, the IRS looks at whether your divorce or separate maintenance decree is final by December 31. If it is, you will file as Single or possibly Head of Household if you have a qualifying dependent and pay most household expenses. Head of Household status can reduce your tax bill, so check whether you qualify.
Updating Withholding
A divorce often shifts your income, dependents, and deductions. File a new Form W-4 with your employer so your withholding reflects your current situation. If you receive alimony, you may need to make estimated tax payments to avoid penalties. The IRS Tax Withholding Estimator can help you update the numbers.
Alimony Tax Rules
For divorces finalized in recent years, including 2025, alimony follows one simple rule: it is not deductible for the payer and not taxable to the recipient. This also includes modified agreements, unless the updated document specifically chooses to use the older rules.
Payments that do not count as alimony include child support, property settlements, voluntary payments, use of a spouse’s property, and anything used to maintain the payer’s own property.
Children and Tax Benefits
The custodial parent usually claims the child. If custody is split evenly, parents decide who receives tax benefits such as the Child Tax Credit, Dependent Credit, Dependent Care Credit, and Head of Household status. If no agreement is reached, IRS tie-breaker rules apply and often favor the higher-income parent.
Child support is never taxable or deductible. When a payment includes both child support and alimony but falls short, the IRS applies the payment to child support first.
Property Transfers with Divorce
Property transferred between spouses or ex-spouses because of divorce generally does not trigger immediate taxes. The receiving spouse also receives the original cost basis, which matters later when selling the asset. Some transfers may require filing a gift tax return, although tax is rarely owed.
Selling the Home
Once divorced, each spouse usually qualifies for a $250,000 capital gain exclusion when selling a primary residence. Married couples filing jointly receive a $500,000 exclusion, so the available amount is often lower after divorce. If one spouse remains in the home before selling, special rules may allow the full exclusion for both under specific conditions.
Retirement Accounts
- 401(k)s and pensions: A Qualified Domestic Relations Order, or QDRO, is used to divide the account without taxes or penalties. The receiving spouse can roll the funds into an IRA.
- IRAs: These transfers do not use QDROs. They must be stated in the divorce agreement to avoid a taxable event.
Health Insurance Changes
A divorce opens a special enrollment period through the Health Insurance Marketplace. Update your marital status and income, since both affect eligibility for premium tax credits. If you remain temporarily on your ex’s employer plan under COBRA, expect higher premiums. Marketplace subsidies may offer a more affordable option.
Name Change
If you change your name, update the Social Security Administration before filing your return. A mismatch between SSA records and your tax filing can delay your refund.
Looking Ahead
The first tax season after a divorce can feel like one more item on a long checklist, but it does not have to add to the stress.
Smith Patrick CPAs can help with filing status questions, alimony rules, property transfers, retirement account splits, health insurance changes, and the many smaller details that come with a new start. Our team is also experienced with valuation, litigation support, and forensic accounting for those needing help with divorce settlements.
When you are ready, it is here to help you step into the new year with clarity and a plan.
More Information
If you have questions, contact us to discuss your situation.
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About Smith Patrick CPAs
Smith Patrick CPAs is a boutique, St. Louis-based, CPA firm dedicated to providing personal guidance on taxes, investment advice and financial service to forward-thinking businesses and financially active individuals. For over 30 years, our firm has focused on providing excellent service to business owners and high-net worth families across the country. Investment Advisory Services are offered through Wealth Management, LLC, a Registered Investment Advisor.