What happens if my ex-husband claimed my child on taxes?

Asked by: Mr. Cole Kerluke  |  Last update: December 6, 2025
Score: 4.8/5 (10 votes)

Wait for the IRS to decide which parent can claim the child. Once the IRS makes a determination, the parent who filed incorrectly will need to return any taxes, fees or interest owed without this exemption.

What if my ex claimed my child on his taxes without permission?

Call the IRS support line at 1-800-829-1040 and inform them that your ex claimed the child and was not legally allowed to do so.

What can I do if someone claimed my child on their taxes?

But, here's what you do: If someone else claimed your dependent child inappropriately, and if they file first, your return will be rejected if e-filed. You would then need to file a return on paper, claiming the child as appropriate. The IRS will process your return and send you your refund, in the normal time.

What happens if I accidentally claimed a dependent by mistake?

Use Form 1040-X, Amended U.S. Individual Income Tax Return, and follow the instructions. You should amend your return if you reported certain items incorrectly on the original return, such as filing status, dependents, total income, deductions or credits.

What is the penalty for falsely claiming dependents?

Because you are technically filing your taxes under penalty of perjury, everything you claim has to be true, or you can be charged with penalty of perjury. Failing to be honest by claiming a false dependent could result in 3 years of prison and fines up to $250,000.

What happens if my ex and I both claim child on taxes?

40 related questions found

Can you press charges on someone for claiming your child on taxes?

After the IRS decides the issue, the IRS will charge (or, “assess”) any additional taxes, penalties, and interest on the person who incorrectly claimed the dependent. You can appeal the decision if you don't agree with the outcome, or you can take your case to U.S. Tax Court.

What happens if two parents claim the same child?

It's important to note that if two or more taxpayers claim the same child, the IRS will use the “tiebreaker rule” to figure out who is eligible. You can always speak about your specific situation with your Jackson Hewitt Tax Pro when questions arise.

What happens if the non-custodial parent claims a child on taxes?

If the noncustodial parent claims your child without permission. When the noncustodial parent claims the exemption on their taxes and they don't attach the required Form 8332 signed by the custodial parent, their tax filing doesn't comply with IRS rules. The IRS may enforce its rules.

What happens when you report someone to the IRS?

An award worth between 15 and 30 percent of the total proceeds that IRS collects could be paid, if the IRS moves ahead based on the information provided. Under the law, these awards will be paid when the amount identified by the whistleblower (including taxes, penalties and interest) is more than $2 million.

What are the 6 requirements for claiming a child as a dependent?

Who is a qualifying child?
  • The child has to be part of your family. ...
  • The child has to be under a certain age. ...
  • The child has to live with you. ...
  • The child can't provide more than half of their own financial support. ...
  • The child can't file a joint tax return with someone.

Will the IRS notify me if someone claimed my child?

Answer when the IRS contacts you

About two months after you file a return, we'll begin to determine who's entitled to claim the dependent. You may receive a letter (CP87A) from us, stating your child was claimed on another return. It will explain what to do, either file an amended return or do nothing.

How do you stop the other parent from claiming child on taxes?

The custodial parent signs a Form 8332, Release/Revocation of Release of Claim to Exemption for Child by Custodial Parent or a substantially similar statement, and. The noncustodial parent attaches the Form 8332 or a similar statement to his or her return.

How do you prove that your child lives with you?

The dependent's birth certificate, and if needed, the birth and marriage certificates of any individuals, including yourself, that prove the dependent is related to you. For an adopted dependent, send an adoption decree or proof the child was lawfully placed with you or someone related to you for legal adoption.

Will the IRS reject my return if someone else claimed my child?

Beginning in 2025 (tax year 2024), the IRS will start accepting tax returns even if a dependent has already been claimed on a previously filed return provided that the primary taxpayer on the second return includes a valid IP PIN.

When divorced, who claims a child on taxes?

It is the custodial parent who typically claims children on tax returns. If children spend an equal amount of time between both households, the qualifying issue for which parent claims the kids on tax returns is income.

How do I report someone claiming my child on their taxes?

Use Form 3949-A, Information Referral PDF to report alleged tax law violations by an individual, a business or both. You can report alleged tax law violations to the IRS by filling out Form 3949-A online.

Does IRS really investigate anonymous tips?

The IRS Whistleblower Office was established by the Tax Relief and Health Care Act of 2006. This office is tasked with processing tips from individuals, such as whistleblowers, who have knowledge of significant tax noncompliance to provide that information to the IRS.

Will someone know if you reported them to the IRS?

(We never share this information with the person or business you are reporting.) This information is not required to process your report, but would be helpful if we need to contact you for any additional information. Use Form 3949-A to report alleged tax law violations by an individual, a business, or both.

How much money do you get for reporting someone to the IRS?

The IRS Whistleblower Office pays monetary awards to eligible individuals whose information is used by the IRS. The award percentage depends on several factors, but generally falls between 15 and 30 percent of the proceeds collected and attributable to the whistleblower's information.

What to do if ex claimed child on taxes?

The custodial parent needs to sign IRS Form 8332 “Release/Revocation of Release of Claim to Exemption for Child by Custodial Parent” giving up their legal claim to the dependency exception. The noncustodial parent must then attach a copy of the signed form to their tax return to prove they can claim this exemption.

How does the IRS know who the custodial parent is?

By listing a dependent on the return, you are informing the IRS that your dependent has passed the four qualifying child tests and you are the custodial parent.

What happens when both parents claim a child on a tax return?

If the parents don't file a joint return together but both parents claim the child as a qualifying child, the IRS will treat the child as the qualifying child of the parent with whom the child lived for the longer period in 2023.

What happens if the noncustodial parent claims a child on taxes?

Yes, a noncustodial parent may be eligible to claim the child tax credit for his or her child as long as he or she is allowed to claim the child as a dependent and otherwise qualifies to claim the child tax credit.

Does a divorce decree override tax laws?

If your divorce decree does not address the matter of taxes, you'll need to comply with all IRS tax laws and will have no legal recourse other than a divorce modification regarding those taxes, which may or may not be an option.

Is it better not to claim a child as a dependent?

Good Reasons

If your income disqualifies you from claiming these credits, your child's income probably doesn't disqualify him or her. Therefore, your child may be able to report payment of education expenses for tax purposes and then claim one of the credits – but only if you don't claim him or her as a dependent.