Child British Citizenship Born in UK — Are They Automatically British?

A child born in the UK is automatically British only if at least one parent is a British citizen or has Indefinite Leave to Remain (ILR) or EU Settled Status at the time of the child's birth. Being born on UK soil alone does not make a child British.

Key Facts at a Glance

Detail	Rule
Born in UK + one parent is British	Child is automatically British at birth
Born in UK + one parent has ILR or Settled Status	Child is automatically British at birth
Born in UK + both parents on time-limited visas	Child is NOT automatically British
Born in UK + both parents are undocumented	Child is NOT automatically British
Registration fee (MN1 — minor, parent gets status later)	£1,214 from 8 April 2026
Registration fee (children born stateless in UK)	£0 (exempt)
When the parent's status is acquired after birth	Child can register — not automatic at birth
Relevant form for registration	MN1 (for minors)

Quick Overview

✅ A child born in the UK IS automatically British if one parent is British, has ILR, or has EU Settled Status at the time of birth
✅ If a parent gets ILR or British citizenship after the child is born, the child can be registered — but it is not automatic
✅ Children registered as British citizens have the same rights as children who were British at birth
⚠️ "Born in the UK" does not on its own grant citizenship — the law changed in 1983
⚠️ A child born to two people on student visas, work visas, or visitor visas is not British, even if born in a UK hospital
⚠️ The registration fee is £1,214 — there is no automatic entitlement waiver simply because the child was born here
📌 Children born in the UK who are not British may need their own visa if their parents extend or change status
📌 Unmarried fathers must be named on the UK birth certificate for the child to acquire British citizenship through them
💡 If a parent is about to be granted ILR, consider the timing — a child born after the ILR grant date would be British automatically
💡 Keep your ILR and BRP documents readily accessible — you will need to show them when registering the birth

Why This Matters — The 1983 Change

Before 1 January 1983, any child born in the UK was automatically British regardless of the parents' status. This is called jus soli — citizenship by place of birth.

The British Nationality Act 1981 ended that. From 1983 onwards, UK citizenship at birth depends on the parents' status — not just where the child was born. This is jus sanguinis — citizenship by descent or blood.

Many people — including some who were born in the UK themselves before 1983 — still believe the old rule applies. It does not. If a child is born in the UK today to two people on time-limited visas, that child is not British.

When a Child IS Automatically British at Birth

A child born in the UK is British automatically if, at the time of birth, at least one parent is:

A British citizen (by birth, naturalisation, descent, or registration)
A person with Indefinite Leave to Remain (ILR)
A person with EU Settled Status
A person who is exempt from immigration control (e.g. a diplomat's dependant — with exceptions)

If even one parent meets any of those conditions at the moment of birth, the child acquires British citizenship automatically. The parent's nationality does not matter — what matters is their immigration status in the UK.

When a Child Is NOT Automatically British at Birth

A child born in the UK is not automatically British if both parents have:

A time-limited visa (student visa, skilled worker visa, spouse visa, etc.)
Pre-Settled Status (not full Settled Status)
No leave (undocumented or overstayers)
Refugee Leave or Humanitarian Protection only (no ILR yet)

In these situations, the child has no automatic entitlement to British citizenship at birth. They are typically treated as having the same nationality as their parents.

What If a Parent Gets ILR After the Child Is Born?

This is the situation that affects the most families. A child is born while both parents are on visas. Later, one parent gets ILR. The child does not retroactively become British — they were not British at birth.

However, you can register the child as a British citizen. This is done using form MN1. The registration fee is £1,214 from 8 April 2026.

Once registered, the child is a full British citizen with the same rights as someone who was British from birth. They can apply for a British passport immediately after registration.

The key point: registration is not automatic. You need to apply, pay the fee, and wait for the Home Office to process it.

Children Born With Both Parents on Visas — What Status Does the Child Have?

If neither parent has ILR or British citizenship at birth, the child will generally take the nationality of the parents. In practice:

The child may be registered as a citizen of the parents' home country
The child will need their own visa extension if they are in the UK
The child's status in the UK is tied to the parents' visa

When the parents' visa expires or is extended, the child's permission to be in the UK typically extends with it — but only if they are included in the application. Children are not automatically included. Check the immigration rules for dependent children in your specific visa category.

Registering a Child as British — Form MN1

If you become eligible to register your UK-born child as British, you use form MN1. Eligibility includes:

One parent subsequently acquired ILR or British citizenship
The child was born in the UK but is stateless
The child has lived in the UK for 10 consecutive years (and meets other conditions)

The application is submitted online or by post. Processing takes several months. You must provide the child's birth certificate, evidence of the parent's current status (e.g. ILR BRP card), and pay the £1,214 fee.

Children born stateless in the UK are exempt from the registration fee.

Does the Parents' Marital Status Matter?

For a mother, her status at the time of birth always passes to the child — regardless of whether she is married.

For a father, the rules depend on when the child was born:

Children born after 1 July 2006 — a father can transmit citizenship whether or not he is married to the mother, provided he is named on the UK birth certificate
Children born before 1 July 2006 — the parents generally needed to be married for the father to transmit status

If an unmarried father is not named on the UK birth certificate, the child cannot acquire British citizenship through him automatically.

Common Mistakes

❌ Assuming birth in a UK hospital makes a child British — The place of birth is irrelevant. It is the parents' immigration status at the time of birth that determines citizenship. Thousands of children born in UK hospitals are not British.

❌ Forgetting to register the child after getting ILR — Many parents get ILR and then forget to register their UK-born child. The child will not be British until they are registered. There is no automatic registration even after the parent gets ILR.

❌ Assuming Pre-Settled Status counts the same as Settled Status — It does not. EU Pre-Settled Status is not the same as ILR or Settled Status. A child born while a parent only has Pre-Settled Status is not automatically British.

❌ Waiting too long to register — There is no strict deadline for registering a UK-born child using MN1, but delays mean the child remains in legal limbo. Register as soon as you become eligible.

❌ Not naming the father on the birth certificate — For unmarried couples, if the father is not registered on the birth certificate, the child cannot acquire status through him. This is a step often overlooked in the early days after birth.

Expert Tips

If ILR is imminent and your partner is pregnant, timing matters. A child born the day before a parent gets ILR is not automatically British. A child born the day after is. If it is practically possible to consider timing around an expected ILR grant date, do so.
Register your child as British as soon as one parent gets ILR. The sooner you register, the sooner the child has full rights — including the right to a British passport, which simplifies all future international travel.
Keep both parents' BRP cards and passports in a safe place. When you register the birth and later when you register the child as British, you will need to produce these documents. Losing them causes significant delays.
Get the birth certificate immediately after registration. You will need it for the MN1 application. In busy councils, birth certificates can take several weeks — order it the day after birth.
If you are unsure about your child's status, do not guess. An immigration solicitor can confirm the position in a single consultation. The cost of incorrect assumptions — a child travelling on the wrong travel document, or missing a registration window — is far greater.

FAQs

Is my child automatically British if born in the UK? Only if at least one parent is a British citizen, has ILR, or has EU Settled Status at the time of birth. If both parents are on time-limited visas, the child is not automatically British.

What status do parents need for a child to be British at birth? At least one parent must be a British citizen, hold ILR (Indefinite Leave to Remain), or hold EU Settled Status on the date the child is born. Pre-Settled Status does not count.

How do I register my child as a British citizen? Use form MN1 on GOV.UK. The fee is £1,214 from 8 April 2026. You will need the child's birth certificate and evidence of the qualifying parent's status. Processing takes several months.

Can a child born in the UK get a British passport? Yes — but only if they are British. A child who is automatically British at birth can get a British passport immediately. A child who has been registered can apply for a passport once their registration certificate has been issued.

What if one parent is British and one is not? The child is automatically British at birth. One qualifying parent is enough. It does not matter that the other parent has a time-limited visa or is a foreign national. The child's citizenship is determined by the qualifying parent's status.

My child was born in the UK and is now 10 years old. Can they get British citizenship? Possibly. A child who has lived in the UK for the first 10 years of their life may be eligible to register as British under Section 1(3) of the British Nationality Act 1981. There are additional conditions, and a registration fee of £1,214 applies. Check the GOV.UK guidance or get legal advice.

How This Aligns With Official Guidance

The rules on citizenship at birth are set out in the British Nationality Act 1981, Sections 1 and 2. The registration provisions for UK-born children are in Sections 1(3) and 1(4). The Home Office publishes detailed guidance on registration of children as British citizens, including the MN1 application process, on GOV.UK. All figures in this article reflect the current guidance as of May 2026.

Official Resources

Our Free Tools

The Life in the UK test is required for parents applying for ILR or citizenship. Prepare with our free practice questions and mock tests. Our citizenship planner can help you map out when you and your child will each be eligible for British status.

What to Do Next

Check your own immigration status and your partner's. If either of you has ILR or British citizenship and you have a UK-born child who is not yet registered as British, act now. Download form MN1 from GOV.UK, gather your documents, and submit the application. Your child's British status should not wait.