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13 Feb 2025

How to Get a Legal DNA Test in the UK

A legal DNA test in the UK must follow chain of custody procedures to ensure the results are legally admissible. If you need a DNA test for legal purposes, it is essential to choose an accredited provider that meets Ministry of Justice standards.

At DNA Clinics, a Crystal Health Group brand, we work in partnership with Attolife, a UKAS 17025 accredited laboratory that is approved by the Ministry of Justice to carry out legal DNA testing. As part of Crystal Health Group, DNA Clinics has full access to the company’s nationwide clinic network and mobile collection services, providing flexible options for professional sample collection.

How to get a legal dna test

Understanding the Purpose of a Legal DNA Test

Legal DNA tests are commonly required for various reasons, including:

  • Resolving child custody and maintenance disputes
  • Amending birth certificates
  • Supporting Home Office and immigration applications
  • Settling inheritance and probate disputes

In each case, a legal DNA test provides official evidence to support legal proceedings. Unlike home DNA tests, which are not legally recognised, a legal DNA test follows strict chain of custody procedures to ensure the integrity and reliability of the results.

Choosing an Accredited Provider

For a DNA test to be accepted in court, it must be carried out by a UKAS 17025 accredited laboratory and follow strict chain of custody procedures. This ensures that the samples are collected, handled, and tested in a controlled environment with no risk of tampering.

DNA Clinics partners with Attolife, a leading UKAS-accredited laboratory approved by the Ministry of Justice. This partnership ensures that your test is carried out to the highest legal and scientific standards, providing results that can be confidently submitted as evidence in court.

Booking a Professional Sample Collection

One of the key requirements for a legal DNA test is that the samples must be collected by a trained professional under controlled conditions. This is to ensure that the test results are legally valid and cannot be disputed in court.

DNA Clinics provides:

  • Appointments at UK-wide clinics, where a trained professional will collect your DNA sample
  • Mobile sample collection services, allowing a certified sample collector to visit your home, workplace, or solicitor’s office

During the appointment, all participants must provide valid identification (such as a passport or driving licence) to verify their identity.

Search for a sample collection service near you

Sample Analysis and DNA Test Results

Once collected, your DNA samples are securely transported to a UKAS 17025 accredited laboratory for analysis. The testing process is carried out under strict conditions to ensure accuracy and reliability.

  • Results are typically available within 3 to 7 working days, depending on the complexity of the case
  • A detailed legal report is provided, confirming that the test was performed according to Ministry of Justice standards

This legally recognised report can be submitted as evidence in court proceedings, Home Office applications, or other official legal matters.

Receiving and Using Your Legal DNA Test Results

When your test is complete, you will receive an official legal DNA test report. This document is fully admissible in UK courts and can be used to support legal cases, such as:

  • Family court proceedings, including custody and parental disputes
  • Immigration cases, where DNA evidence is required for visa or residency applications
  • Inheritance claims, where proof of biological relationships is needed

Because legal DNA test results are officially recognised, they provide clear, indisputable evidence to support your case.

What does a DNA test report look like

Important Considerations

  • Home DNA Tests Are Not Legally Admissible
    Many companies offer home DNA test kits for personal use. While these can provide peace of mind, they do not follow legal chain of custody procedures and cannot be used in court. If you need a legal DNA test, it must be carried out by an accredited provider like DNA Clinics.
  • Cost of Legal DNA Testing
    Due to the chain of custody procedures involved, legal DNA testing is more expensive than home testing. The additional cost reflects the controlled sample collection process, professional verification, and legal reporting requirements.

To see a full breakdown of pricing, visit DNA Clinics’ DNA Testing Prices.

Book a Legal DNA Test with DNA Clinics

If you require a legal DNA test in the UK, DNA Clinics ensures that your test is carried out with accuracy, reliability, and full legal compliance.

As a Crystal Health Group brand, DNA Clinics benefits from full access to the company’s nationwide clinics and mobile collection services, making legal DNA testing convenient and accessible.

For more information or to book a legal DNA test, call 0800 988 7107.