Guidance

DNA policy: caseworker guidance

Immigration staff guidance on inviting applicants to volunteer evidence to demonstrate a biological relationship.

• From: UK Visas and Immigration, Border Force, Immigration Enforcement and HM Passport Office
• Published: 8 November 2018
• Last updated: 11 September 2026
  Show all updates

  1. 11 September 2026

     Updated to replace links referring to International Laboratory Accreditation Cooperation's (ILAC), and added an accessible version.

  2. 19 March 2020

     Updated DNA policy guidance.

  3. 30 September 2019

     Updated DNA policy guidance

  4. 31 December 2018

     Updated DNA policy guidance

  5. 8 November 2018

     First published.

Documents

DNA policy guidance (accessible)

HTML

DNA policy guidance

PDF, 376 KB, 26 pages

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Details

UK Visas and Immigration guidance on how staff invite applicants to volunteer relevant evidence to establish biological family relationships, which may include DNA evidence.

It also includes guidance on how to consider any evidence provided.