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How Do You Challenge a Paternity Claim?

How Do You Challenge a Paternity Claim?

How Do You Challenge a Paternity Claim?

Oct 19, 2026

Finding out you may not be the biological father of a child, or learning that someone is disputing a paternity claim you filed, can turn your world upside down. Michigan law gives you options to challenge a paternity determination, but the process comes with strict deadlines and specific legal steps. You should know that:

  • Genetic testing can confirm or disprove biological parentage.
  • Legal deadlines limit how long you have to file a challenge.
  • Acknowledgments of parentage can sometimes be revoked or set aside.
  • Court procedures determine how a paternity dispute plays out from start to finish.

If you’re facing this situation, you’re likely dealing with a lot of stress and uncertainty about your rights, your finances, and your relationship with a child you love or thought was yours. Our team at Robbins & Licavoli is ready to guide you through the process.

What Role Does Genetic Testing Play In A Paternity Dispute?

In Michigan, a court can order genetic testing when paternity is disputed. If test results exclude you as the biological father, that evidence can support a motion to set aside a prior paternity determination. Keep in mind that:

  • Courts generally require testing to be done through an accredited laboratory.
  • Refusing a court-ordered test can lead to negative consequences for your case.
  • Test results alone don’t automatically overturn a legal paternity finding. You still need to follow the correct court procedures.

Genetic testing is often the starting point for challenging a paternity claim. A simple DNA test, usually a cheek swab from the child, the mother, and the alleged father, can establish biological parentage with a high degree of accuracy. Having an attorney by your side is essential so that you understand your rights.

How Long Do You Have To Challenge Paternity In Michigan?

Timing is everything when disputing paternity. Michigan law sets specific windows for filing a challenge, and missing them can limit your options significantly. A few key points to keep in mind:

  • If you signed an Affidavit of Parentage, you generally have three years from the date you signed it to challenge that acknowledgment, absent unusual circumstances.
  • If a court order established paternity, different rules and deadlines apply depending on how the order was issued.
  • Waiting too long can affect your ability to challenge a support order, custody arrangement, or parenting time schedule tied to the paternity finding.

Because these deadlines are unforgiving, it helps to talk to a family law attorney as soon as you suspect a paternity issue exists. Your attorney will be able to explain your rights, help you develop a strategy, and advocate for you.

Can You Dispute An Affidavit Of Parentage After Signing It?

An Affidavit of Parentage (AOP) is a legal document signed by both parents that establishes paternity without a court order. Once signed, it carries the same weight as a court judgment. To revoke or set aside an AOP, you’ll typically need to show one of the following:

  • Fraud, such as being misled about the likelihood of biological parentage.
  • Mistake of fact, meaning you signed the document based on incorrect information.
  • Duress, meaning you were pressured or coerced into signing.

You’ll also need to file within the applicable time limit and, in most cases, provide genetic testing results supporting your claim. In these circumstances, having an attorney to guide you through these steps is extremely important.

What Happens During Court Proceedings To Challenge Paternity?

Once you file a motion to challenge paternity, the case moves through several stages. It’s important that you understand the process of paternity cases, so you know what to expect. Here’s a general breakdown:

  1. Filing the motion. You submit a formal request to the court explaining the basis for your challenge.
  2. Genetic testing order. The court may order testing if it hasn’t already been completed.
  3. Hearing. Both parties present evidence, which can include test results, testimony, and any documentation related to the original acknowledgment or paternity order.
  4. Ruling. The judge decides whether to set aside the existing paternity determination based on the evidence and the child’s best interests.

Judges examine more than DNA results. They also consider the emotional and practical relationship between the child and the person previously identified as the father, since disrupting an established bond can affect the child’s well-being.

Talk to a Michigan Family Law Attorney About Your Case

Challenging a paternity claim involves emotional weight and legal precision at the same time. Every case looks different, and the deadlines don’t leave much room for delay. If you believe you’ve been wrongly identified as a child’s father, or if someone is trying to challenge your paternity, reach out to Robbins & Licavoli to discuss your situation and understand your legal options.

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