Certified Molecular Diagnostics Collection centres: Abuja · Lagos · Kaduna
Legal / Chain-of-Custody Paternity & Kinship

Legal / Chain-of-Custody Paternity Test

Also known as: Court-admissible paternity test · Forensic paternity test · Chain-of-custody DNA test

A fully witnessed, legally documented paternity test with verified identity, photograph capture and independent witness — admissible in Nigerian courts and foreign embassies.

2 Medical Review & Clinical Authority

Reviewed by a certified medical doctor

This page and the corresponding laboratory report are overseen by an in-house clinician to ensure medical accuracy and patient safety.

  • Reviewing doctorDr. Adaeze Okonkwo, MBBS, FMCPath
  • Clinical titleConsultant Clinical Pathologist
  • MDCN registrationMDCN/2008/41923
  • Last clinical review 12 Sep 2026
    Next review due 12 Sep 2027

“Chain-of-custody documentation is what transforms a laboratory result into legal evidence. Every step — identity, sampling, witness and transport — must be recorded and defensible.”

Dr. Adaeze Okonkwo, MBBS, FMCPath
Consultant Clinical Pathologist · MBBS, FMCPath
3 Clinical Indications & Who Should Take This Test

When is this test recommended?

Required when the result is intended for:

  • Child custody or paternity disputes in Nigerian family courts
  • Estate and inheritance settlement
  • Immigration and family reunification visas (UK, USA, Canada, Schengen)
  • Birth certificate amendment or name change
  • Any context where independent verification of identity is required
4 Sampling & Patient Preparation

How to prepare and how the sample is collected

  • Specimen typeBuccal (cheek) swab or EDTA whole blood
  • Turnaround7 business days

Patient preparation

All participants must bring a valid government-issued photo ID (national ID card, international passport, driver's licence or voter's card).

Minors require their birth certificate and the attending legal guardian's ID. Sampling is performed only at an approved centre under witnessed conditions.

Collection methods

  • Painless cheek (buccal) swab — quick, non-invasive and suitable for all ages.
  • Venous blood draw — EDTA whole blood, taken by a certified phlebotomist.
  • Discreet home collection kit — courier-dispatched nationwide with clear instructions.
For legal / chain-of-custody testing, sampling must be performed at an approved centre under witnessed conditions with photo identification. Read the legal testing guide.
5 Laboratory Methodology & Equipment

How your sample is analysed

Analysis uses the same validated 24 STR marker multiplex PCR platform as all relationship testing. In addition, the entire sampling chain is documented: identity verification, photograph capture, independent witness attestation and sealed, tamper-evident transport.

The laboratory report is issued on letterhead with an accompanying chain-of-custody annexure suitable for legal submission.

Platforms & instrumentation

24-locus STR multiplex PCR amplification kits, capillary electrophoresis genetic analysers, tamper-evident sample transport seals and documented chain-of-custody forms.

  • Documented standard operating procedures for every assay.
  • Internal reference controls run alongside patient samples.
  • Participation in external proficiency testing programmes.
  • Dual-verification of every result before release.
6 Result Delivery & Genetic Counseling

How you receive your results

Encrypted, password-protected PDF report

Your results are delivered securely as an encrypted, password-protected PDF to your registered email address and WhatsApp. The file is never sent unprotected. The forensic report is delivered as an **encrypted, password-protected PDF** to registered parties. Certified hard copies and the chain-of-custody annexure are available on request for court or embassy submission.

Opening your report

  • The PDF password follows a standard formula based on your personal details.
  • Your counselor will confirm the exact password formula before release.
  • Need help? Our team can re-issue or reset access on request.

Read the full results delivery guide

Pre- and post-test counseling

Certified genetic counselors are available before and after your test to explain what the results mean, discuss implications for your family, and guide any next clinical steps.

7 Frequently Asked Questions

Common questions about Legal / Chain-of-Custody Paternity Test

Yes. The test is performed under documented chain-of-custody with verified identity and independent witness, making the result admissible in Nigerian family courts.

8 Physical Sample Collection Availability

Where to give your sample

Collection must be performed at an approved DNA Labs Nigeria centre (Abuja, Lagos or Kaduna) under witnessed conditions. Home collection is not available for chain-of-custody testing.

Abuja

DNA Labs Nigeria — Abuja

Plot 000, Central Business District, Abuja, Federal Capital Territory

Hours: 08:00–17:00 (Monday + 6 more)

Lagos

DNA Labs Nigeria — Lagos

000 Opebi Road, Ikeja, Lagos State

Hours: 08:00–17:00 (Monday + 6 more)

Kaduna

DNA Labs Nigeria — Kaduna

000 Independence Way, Kaduna, Kaduna State

Hours: 08:00–17:00 (Monday + 6 more)

Home collection kit: available for patients in every other Nigerian state. Request dispatch through WhatsApp and we will arrange discreet courier delivery with pre-paid return packaging.
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