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Legal DNA Testing For Paternity, Siblings, Grandparents & More

High Quality Legal DNA Testing With Affordable Pricing

If you have a matter in your life that requires a legal DNA test to confirm or deny a biological relationship, we can help you!

PaternityUSA.com offers a full array of very accurate & affordable legal DNA tests for paternity, full or half siblingsgrandparents, and even for aunts or uncles.

With our legal DNA testing service, the accredited legal test results you receive are admissible in court in all 50 states. Furthermore, the legal results from these tests provide court admissible evidence conclusively proving or disproving a biological relationship.

Legal DNA test results may be used for many domestic legal purposes such as child support, child custody, birth certificate or name changes, estate planning, insurance purposes, and more.

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Legal Paternity DNA Test

Trusted Results You Can Count On

When you order your legal DNA testing service through PaternityUSA, expert PhD geneticists oversee your sample processing using the most advanced, state of the art testing technology.

All DNA test samples are processed twice in a parallel process to confirm results are accurate. Legal paternity testing is usually completed in just one to two business days after samples are in testing. Legal test results are notarized and can be used for legal purposes such as name change, child custody, insurance verification, estate planning and more.

When you order DNA testing service from PaternityUSA.com, you can be assured that your legal test results meet the requirements to be considered as evidence for legal matters in all 50 states. We save you money and deliver results you can trust!

The Legal DNA Testing Process

The legal DNA testing process is not complicated. When you place your order, you may choose to use our professional collection service (collection at one of our clinic locations) or have a test collection kit shipped free to your doctor's office.

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  1. Place Your Order & Choose Collection Method

    Start your order online or by phone and choose between professional collection at one of our clinic locations or having a legal DNA collection kit shipped to your doctor’s office.

  2. Schedule & Complete Sample Collection

    If using your doctor, confirm they can perform the collection and we’ll ship a chain-of-custody kit to their office. If using our service, we’ll schedule an appointment at a nearby clinic. During collection, IDs are verified, consent forms are completed, and samples are collected under strict chain-of-custody procedures.

  3. Lab Testing & Secure Processing

    Collected samples and documentation are sent directly to the laboratory, where testing begins once received. You’ll be notified by email when your case is logged and analysis is underway.

  4. Receive Court-Admissible Results

    Results are typically completed quickly and delivered via email (if selected), with a notarized hard copy mailed to the billing address. Legal DNA tests include only official result documentation—no kits are shipped to you directly.

Legal DNA Testing Reviews

For over 25 years, families across the United States have trusted PaternityUSA for reliable DNA testing and knowledgeable client support, serving hundreds of thousands of clients nationwide with fast, confidential results.

“In my opinion I am very satisfied. I have an adult daughter that’s 24 years old now that I did not know I had. The results came in very quickly, took a couple of days, and I am very pleased with this product. If I need it again, this is what I’ll get. I will definitely recommend this to anybody that needs to do a DNA test.”

Explore Legal DNA Testing Information

Browse trusted information about Legal DNA testing standards, procedures, accuracy, and how genetic analysis is used to determine biological relationships.