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British Citizenship Solicitors

Before applying for British citizenship, establish whether you already hold it and, if not, which route fits your circumstances. Your birthplace, parents’ status, residence and current nationality can point to different applications and evidence.

Enquire about CitizenshipExplore this page
Illustrative citizenship paperwork, nationality books and a passport on a desk.
  • Citizenship and immigration permission are different
  • Birth and descent: check an existing claim first
  • Naturalisation or registration?
  • Consider the effect on another nationality
  • Preparing for a nationality assessment
  • Official guidance
  • Fees and next steps
  • Questions
  • Related services

Citizenship

Understanding your citizenship options

Discuss your Citizenship enquiry

Sources checked on 12 October 2026. This general information does not assess your individual circumstances.

Citizenship and immigration permission are different

British citizenship is a nationality status. Indefinite leave to remain and settled status are immigration permissions: they may be relevant to a citizenship application, but do not automatically make their holder British.

Some people acquire citizenship automatically, while others must apply for naturalisation or registration. A passport is evidence of nationality rather than a substitute for checking how it was acquired. Start with the legal basis of the status, not the document you hope to obtain.

  • Indefinite leave to remain
  • Check British citizenship eligibility

Birth and descent: check an existing claim first

Being born in the UK does not always mean someone is British. The date of birth and the parents’ nationality or settlement position at that time matter. Where citizenship was acquired automatically, an application to become British may be unnecessary.

A child born abroad may inherit British citizenship from a parent, but automatic transmission is normally limited to one generation born overseas. How the parent became British, the child’s date of birth and other statutory provisions need checking. A British grandparent alone does not establish a universal citizenship entitlement.

  • Citizenship for people born in the UK
  • Citizenship through a British parent

Naturalisation or registration?

Naturalisation is generally the route for eligible adults. Residence, freedom from immigration time restrictions, good character and knowledge of language and life in the UK are relevant. The rules differ for a spouse or civil partner of a British citizen.

Registration applies under specific nationality provisions, often involving children but also some adults. Some routes provide an entitlement when the requirements are met; others involve Home Office discretion. A child’s application should not simply be treated as a smaller version of an adult naturalisation application.

  • Adult naturalisation
  • Registration as a British citizen

Consider the effect on another nationality

The UK permits dual nationality, but another country may treat the acquisition of British citizenship differently. Before applying, check the other country’s rules with its authorities or an appropriately qualified adviser.

Dual citizenship is not a separate universal UK application. You first establish how British citizenship is acquired or evidenced, then consider retention of another nationality and practical travel arrangements.

  • Dual citizenship and practical considerations

Preparing for a nationality assessment

Highfin’s existing citizenship material covers naturalisation, registration and nationality enquiries. Provide a short outline of your circumstances and ask the team to confirm which assessment or application assistance it can offer.

Birth records, parental nationality documents and immigration decisions often determine the starting point. Earlier refusals, complex family histories and another country’s nationality rules should be identified before selecting an application.

  • Where and when you were born, and your parents’ relevant status.
  • Current nationality and any evidence of an existing British citizenship claim.
  • Immigration decisions, residence history and significant periods abroad.
  • The intended application and any approaching age or status deadline.

Official guidance

  • Check British citizenship eligibility
  • Citizenship for people born in the UK
  • Citizenship through a British parent
  • Naturalisation after settlement
  • Naturalisation as a British citizen’s spouse or civil partner
  • Dual nationality and travel documentation

Planning your next step

Fees and next steps

View enquiry arrangements
Identify the correct route
Check whether an application to acquire citizenship is needed before paying an application fee. Naturalisation, registration and evidence of existing citizenship involve different processes.
Official fees
Use the current citizenship fee guidance for the exact route and any ceremony charge. Eligibility for a child fee waiver requires a separate assessment.
Agree the advice required
Ask Highfin to confirm the scope, responsible solicitor, professional fees and document-sharing arrangements. These firm-specific details remain awaiting approval.

Immigration fees information — awaiting approval

Frequently asked questions

Your questions

Am I British because I have settled status?

Not automatically. Settled status is immigration permission. It can be relevant to naturalisation, but nationality must be acquired or established separately.

Does everyone born in the UK need to register?

No. Some are already British automatically; others may qualify for registration. The date of birth and parents’ circumstances are central to the assessment.

Is a British parent always enough for a child born abroad?

Not always. Automatic transmission is normally limited to one overseas-born generation, with additional provisions and historical rules. Check how the parent acquired citizenship and the child’s circumstances.

Which page should I use for a child’s application?

Start with registration, after checking whether the child already holds citizenship. Registration has specific statutory routes and is different from adult naturalisation.

Must I give up another nationality to become British?

UK law allows dual nationality. Whether the other nationality can be retained depends on the other country’s law and needs separate verification.

Explore further

Explore related services

  • NaturalisationExplore service
  • Dual CitizenshipExplore service
  • Citizenship RegistrationExplore service

Your next step · Citizenship

Let’s start with
a conversation.

Enquire about Citizenship using the Contact page enquiry section.

Use the enquiry form or our telephone or email contact details.

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