UK Border Changes: Dual Nationals Need British Passport

Alex Thompson

Feb 13, 2026 • 4 min read

A close-up of a British passport open to a page showing a photograph and personal details, with a blurred background of a UK border crossing.

UK Border Tightens: Dual Nationals Must Carry a British Passport from February 25th

The United Kingdom is implementing significant changes to its border control measures, set to impact dual British nationals profoundly. Starting February 25th, individuals holding dual citizenship will be required to present a valid British passport when travelling to the UK, or risk being denied boarding on flights, ferries, or trains. This new regulation marks a substantial shift in how dual citizens can enter their home country, sparking concern and confusion among those living or travelling abroad.

The New Requirement: British Passport or Certificate of Entitlement

Under the updated border controls, all individuals travelling to the UK will need permission to enter, unless they are British or Irish citizens, or otherwise exempt. While visitors for short stays will need to apply for an Electronic Travel Authorisation (ETA) costing £16, the situation for dual British nationals is more complex and potentially costly. For the first time, these individuals will be obliged to use their British passport for entry.

Alternatively, dual nationals can opt to purchase a "certificate of entitlement." This document, which attaches to their non-British passport, comes with a hefty price tag of £589. This measure is being introduced to ensure that individuals entering the UK are clearly identified as having the right to do so, aligning with the UK's immigration and border security objectives. However, the high cost of the certificate has drawn criticism, with many viewing it as a punitive measure.

Concerns and Criticisms from Dual Nationals

The announcement has already led to a flurry of complaints from British citizens residing or travelling overseas. Many feel that the changes have not been adequately communicated, leaving them scrambling to comply with the new rules at short notice. One British woman residing in Germany for years, who holds dual nationality, expressed her anxiety about her children being affected, particularly her son due to travel to the UK in the coming weeks.

"I’m really annoyed about being treated as Brexit collateral once again with this short-notice, shortsighted, arbitrary change of the rules," she commented. She highlighted that maintaining two passports for a family is an expensive "luxury" that not everyone can afford, especially given the sudden nature of this policy shift.

Another dual national, who has lived in Spain for over 30 years and naturalised as Spanish, shared her predicament. She previously travelled freely to the UK using her Spanish passport. However, under Spanish law, naturalisation often requires renouncing previous nationalities. Presenting her British passport at the airport now legally risks her Spanish nationality. She acknowledges that some might argue she shouldn't have relinquished her British passport, but points out that this change will also affect children of British citizens born in Spain who have never held a British passport but are registered as dual nationals at border control.

"It seems a strange anomaly that while the UK is willing to recognise dual nationality, it refuses to recognise that a valid EU passport held by a UK citizen can give right of entry to the UK," stated Julie, who preferred to remain anonymous. This sentiment underscores a broader frustration with what is perceived as an inconsistent approach to dual nationality and travel rights.

The Broader Impact of ETA and Border Control Changes

The introduction of the Electronic Travel Authorisation (ETA) scheme is part of a broader digital transformation of the UK's border. The £16 fee for the ETA is intended to cover the costs of processing these applications. While the ETA is a relatively low cost for many travellers, the mandatory requirement for dual nationals to use their British passport or pay the substantial certificate fee has created a significant financial and logistical burden for a specific group.

The Home Office's rationale behind these changes is to enhance border security and streamline the immigration process. By requiring a British passport, the government aims to have a clearer and more consistent method of verifying the identity and right of entry for individuals travelling to the UK. However, critics argue that the current implementation disproportionately affects individuals who have legally acquired citizenship or residency in another country and have historically used their non-British passport to travel to the UK without issue.

Navigating the New Rules: What Travellers Need to Do

For dual British nationals planning to travel to the UK after February 25th, the primary advice is to ensure they possess a valid British passport. Those who do not have one, or who have renounced their British citizenship, will need to investigate the process for obtaining a certificate of entitlement. This involves understanding the application process and the associated £589 fee.

Individuals in situations similar to Julie's, where presenting a British passport could jeopardise their other nationality, are facing difficult choices. The government has stated that these measures are designed to uphold the integrity of the UK border. However, the lack of clear, accessible information and the financial implications are causing significant stress for many.

As the February 25th deadline approaches, it is crucial for dual British nationals to review their travel documentation and understand their obligations. The changes underscore the importance of staying informed about evolving international travel regulations and their potential impact on personal circumstances. The UK's move towards digital travel authorisations and stricter passport requirements for dual citizens represents a significant shift in its approach to border management, with wide-ranging implications for those with connections to multiple countries.

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