- Latest available (Revised)
- Original (As enacted)
British Nationality Act 1981, Section 1 is up to date with all changes known to be in force on or before 05 September 2024. There are changes that may be brought into force at a future date. Changes that have been made appear in the content and are referenced with annotations.
Revised legislation carried on this site may not be fully up to date. Changes and effects are recorded by our editorial team in lists which can be found in the ‘Changes to Legislation’ area. Where those effects have yet to be applied to the text of the legislation by the editorial team they are also listed alongside the legislation in the affected provisions. Use the ‘more’ link to open the changes and effects relevant to the provision you are viewing.
Whole provisions yet to be inserted into this Act (including any effects on those provisions):
(1)A person born in the United Kingdom after commencement [F1, or in a qualifying territory on or after the appointed day,] shall be a British citizen if at the time of the birth his father or mother is—
(a)a British citizen; or
(b)settled in the United Kingdom [F2or that territory].
[F3(1A)A person born in the United Kingdom or a qualifying territory on or after the relevant day shall be a British citizen if at the time of the birth his father or mother is a member of the armed forces.]
(2)A new-born infant who, after commencement, is found abandoned in the United Kingdom [F4, or on or after the appointed day is found abandoned in a qualifying territory,] shall, unless the contrary is shown, be deemed for the purposes of subsection (1)—
(a)to have been born in the United Kingdom after commencement [F5or in that territory on or after the appointed day]; and
(b)to have been born to a parent who at the time of the birth was a British citizen or settled in the United Kingdom [F6or that territory].
(3)A person born in the United Kingdom after commencement who is not a British citizen by virtue of subsection (1) [F7, (1A)] or (2) [F8or section 10A] shall be entitled to be registered as a British citizen if, while he is a minor—
(a)his father or mother becomes a British citizen or becomes settled in the United Kingdom; and
(b)an application is made for his registration as a British citizen.
[F9(3A)A person born in the United Kingdom on or after the relevant day who is not a British citizen by virtue of subsection (1), (1A) or (2) [F10or section 10A] shall be entitled to be registered as a British citizen if, while he is a minor—
(a)his father or mother becomes a member of the armed forces; and
(b)an application is made for his registration as a British citizen]
(4)A person born in the United Kingdom after commencement who is not a British citizen by virtue of subsection (1) [F11, (1A)] or (2) [F12or section 10A] shall be entitled, on an application for his registration as a British citizen made at any time after he has attained the age of ten years, to be registered as such a citizen if, as regards each of the first ten years of that person’s life, the number of days on which he was absent from the United Kingdom in that year does not exceed 90.
[F13(5)Where—
(a)any court in the United Kingdom [F14or, on or after the appointed day, any court in a qualifying territory] makes an order authorising the adoption of a minor who is not a British citizen; or
(b)a minor who is not a British citizen is adopted under a Convention adoption [F15effected under the law of a country or territory outside the United Kingdom],
that minor shall, if the requirements of subsection (5A) are met, be a British citizen as from the date on which the order is made or the Convention adoption is effected, as the case may be.
(5A)Those requirements are that on the date on which the order is made or the Convention adoption is effected (as the case may be)—
(a)the adopter or, in the case of a joint adoption, one of the adopters is a British citizen; and
(b)in a case within subsection (5)(b), the adopter or, in the case of a joint adoption, both of the adopters are habitually resident in the United Kingdom [F16or in a designated territory].]
(6)Where an order [F17or a Convention adoption] in consequence of which any person became a British citizen by virtue of subsection (5) ceases to have effect, whether on annulment or otherwise, the cesser shall not affect the status of that person as a British citizen.
(7)If in the special circumstances of any particular case the Secretary of State thinks fit, he may for the purposes of subsection (4) treat the person to whom the application relates as fulfilling the requirement specified in that subsection although, as regards any one or more of the first ten years of that person’s life, the number of days on which he was absent from the United Kingdom in that year or each of the years in question exceeds 90.
(8)In this section and elsewhere in this Act “settled” has the meaning given by section 50 F18....
[F19(9)The relevant day for the purposes of subsection (1A) or (3A) is the day appointed for the commencement of section 42 of the Borders, Citizenship and Immigration Act 2009 (which inserted those subsections).]
Textual Amendments
F1Words in s. 1(1) inserted (21.5.2002) by British Overseas Territories Act 2002 (c. 8), Sch. 1 para. 1(2)(a); S.I. 2002/1252, art. 2
F2Words in s. 1(1)(b) inserted (21.5.2002) by British Overseas Territories Act 2002 (c. 8), Sch. 1 para. 1(2)(b); S. I. 2002/1252, art. 2
F3S. 1(1A) inserted (13.1.2010) by Borders, Citizenship and Immigration Act 2009 (c. 11), ss. 42(2), 58; S.I. 2009/2731, art. 4(a)
F4Words in s. 1(2) inserted (21.5.2002) by by British Overseas Territories Act 2002 (c. 8), Sch. 1 para. 1(3)(a); S.I. 2002/1252, art. 2
F5Words in s. 1(2)(a) inserted (21.5.2002) by by British Overseas Territories Act 2002 (c. 8), Sch. 1 para. 1(3)(b); S.I. 2002/1252, art. 2
F6Words in s. 1(2)(b) inserted (21.5.2002) by by British Overseas Territories Act 2002 (c. 8), Sch. 1 para. 1(3)(c); S.I. 2002/1252, art. 2
F7Word in s. 1(3) inserted (13.1.2010) by Borders, Citizenship and Immigration Act 2009 (c. 11), ss. 42(3), 58; S.I. 2009/2731, art. 4(a)
F8Words in s. 1(3) inserted (1.7.2021) by The British Nationality Act 1981 (Immigration Rules Appendix EU) (Amendment) Regulations 2021 (S.I. 2021/743), regs. 1(1), 2(2)
F9S. 1(3A) inserted (13.1.2010) by Borders, Citizenship and Immigration Act 2009 (c. 11), ss. 42(4), 58; S.I. 2009/2731, art. 4(a)
F10Words in s. 1(3A) inserted (1.7.2021) by The British Nationality Act 1981 (Immigration Rules Appendix EU) (Amendment) Regulations 2021 (S.I. 2021/743), regs. 1(1), 2(2)
F11Words in s. 1(4) inserted (13.1.2010) by Borders, Citizenship and Immigration Act 2009 (c. 11), ss. 42(5), 58; S.I. 2009/2731, art. 4(a)
F12Words in s. 1(4) inserted (1.7.2021) by The British Nationality Act 1981 (Immigration Rules Appendix EU) (Amendment) Regulations 2021 (S.I. 2021/743), regs. 1(1), 2(2)
F13S. 1(5)(5A) substituted (1.6.2003) for s. 1(5) by 1999 c. 18, ss. 7(1), 18(3); S.I. 2003/362, art. 2(a)
F14Words in s. 1(5) inserted (21.5.2002) by British Overseas Territories Act 2002 (c. 8), Sch. 1 para. 1(4); S.I. 2002/1252, art. 2
F15Words in s. 1(5)(b) inserted (30.12.2005) by Adoption and Children Act 2002 (c. 38), ss. 137(4)(a), 148 (with Sch. 4 paras. 6-8); S.I. 2005/2213, art. 2(m)
F16Words in s. 1(5A)(b) inserted (30.12.2005) by Adoption and Children Act 2002 (c. 38), ss. 137(4)(b), 148 (with Sch. 4 paras. 6-8); S.I. 2005/2213, art. 2(m)
F17Words in s. 1(6) inserted (1.6.2003) by 1999 c. 18, ss. 7(2), 18(3); S.I. 2003/362, art. 2(a)
F18Words in s. 1(8) repealed (30.12.2005) by Adoption and Children Act 2002 (c. 38), ss. 137(4)(c), 139(3), 148, Sch. 5 (with Sch. 4 paras. 2, 6-8); S.I. 2005/2213, art. 2(m); S.I. 2005/2897, art. 2(b)
F19S. 1(9) inserted (13.1.2010) by Borders, Citizenship and Immigration Act 2009 (c. 11), ss. 42(6), 58; S.I. 2009/2731, art. 4(a)
Modifications etc. (not altering text)
C1S. 1 modified (21.12.2018) by The Human Fertilisation and Embryology (Parental Orders) Regulations 2018 (S.I. 2018/1412), reg. 1(2), Sch. 4 para. 10
C2S. 1(1) explained by S.I. 1972/1613, art. 6 (as inserted by S.I. 1982/1649, art. 3)
C3S. 1(3)(4) restricted (4.12.2006) by Immigration, Asylum and Nationality Act 2006 (c. 13), ss. 58, 62; S.I. 2006/2838, art. 4(1) (subject to art. 4(2))
C4S. 1(5)(a) modified (6.4.2010) by The Human Fertilisation and Embryology (Parental Orders) Regulations 2010 (S.I. 2010/985), regs. 1(1), 5, Sch. 4
C5S. 1(5A)(a) modified (6.4.2010) by The Human Fertilisation and Embryology (Parental Orders) Regulations 2010 (S.I. 2010/985), regs. 1(1), 5, Sch. 4
The Whole Act you have selected contains over 200 provisions and might take some time to download. You may also experience some issues with your browser, such as an alert box that a script is taking a long time to run.
Would you like to continue?
Latest Available (revised):The latest available updated version of the legislation incorporating changes made by subsequent legislation and applied by our editorial team. Changes we have not yet applied to the text, can be found in the ‘Changes to Legislation’ area.
Original (As Enacted or Made): The original version of the legislation as it stood when it was enacted or made. No changes have been applied to the text.
Geographical Extent: Indicates the geographical area that this provision applies to. For further information see ‘Frequently Asked Questions’.
Show Timeline of Changes: See how this legislation has or could change over time. Turning this feature on will show extra navigation options to go to these specific points in time. Return to the latest available version by using the controls above in the What Version box.
Access essential accompanying documents and information for this legislation item from this tab. Dependent on the legislation item being viewed this may include:
This timeline shows the different points in time where a change occurred. The dates will coincide with the earliest date on which the change (e.g an insertion, a repeal or a substitution) that was applied came into force. The first date in the timeline will usually be the earliest date when the provision came into force. In some cases the first date is 01/02/1991 (or for Northern Ireland legislation 01/01/2006). This date is our basedate. No versions before this date are available. For further information see the Editorial Practice Guide and Glossary under Help.
Use this menu to access essential accompanying documents and information for this legislation item. Dependent on the legislation item being viewed this may include:
Click 'View More' or select 'More Resources' tab for additional information including: