UKF - Application for registration as a British citizen by a person whose parents were not married

Last EFIS release: 11/2025 (February 2025)

Form status: New/Amended

UK Visas and Immigration have updated the listed forms, the UKF and B(OTA) have both been amended to replace references to Office of the Immigration Services Commissioner (OISC) with the Immigration Advice Authority (IAA). All forms are available for immediate use.

For details of field amendments please go to: support.oyezforms.co.uk/fieldchanges

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