If applicant born or adopted outside the UK:
• The passport you entered the country from which you are applying, and if different, any non-British
passport held as well as the evidence below:
o If born on or after 1 January 1983
• Both parents' full birth certificates (showing both the child's and parents' details); or both
parents’ naturalisation or registration certificates; and
• Parents’ marriage certificate (this does not apply for those born on or after 1 July 2006)