I hold dual citizenship (also known as dual nationality) in UK and another country. What documents do I need to travel?

Starting 25th February 2026, there are new travel requirements for dual citizens. If you have British citizenship and citizenship from another country, you'll need specific documents when travelling to the UK.

Check the UK government's guidance on dual citizenship and travel documents to find out which documents you need for your journey.

More questions about Advanced Passenger Information (API)

Do I need an Electronic Travel Authorisation (ETA)?
View more details
Do I need any additional information for my API if I’m travelling to the USA?
View more details
Do I need ETIAS to travel to Europe?
View more details
I’m travelling on a non-UK passport and have a UK immigration status, what do I need to do before I travel?
View more details
I’ve received a message to say that you couldn’t validate my travel documents – what does this mean?
View more details
My birthday is on a leap year, so how do I go about entering my API details?
View more details
What’s Advanced Passenger Information (API)?
View more details
What’s EES and what does it mean to me?
View more details

I hold dual citizenship (also known as dual nationality) in UK and another country. What documents do I need to travel?

More questions about Advanced Passenger Information (API)

Do I need an Electronic Travel Authorisation (ETA)?

Do I need any additional information for my API if I’m travelling to the USA?

Do I need ETIAS to travel to Europe?

I’m travelling on a non-UK passport and have a UK immigration status, what do I need to do before I travel?

I’ve received a message to say that you couldn’t validate my travel documents – what does this mean?

My birthday is on a leap year, so how do I go about entering my API details?

What’s Advanced Passenger Information (API)?

What’s EES and what does it mean to me?

Didn't find what you were looking for?