The days of simply showing up at the border with a non-visa national passport are over. As the Home Office completes its digital transformation, we break down everything you need to know about the Electronic Travel Authorisation (ETA). Introduction: A New Era for the UK Border If you have travelled recently or are planning to host international guests this year, you will have noticed that the UK border is looking a lot more "digital." The Home Office has been on a mission to modernise the border, moving away from paper-based systems and toward a fully digitised "permission to travel" model. The centrepiece of this transformation is the Electronic Travel Authorisation (ETA) . While the rollout began in late 2023 with a small group of countries, by now—February 2026—the system is fully operational for almost all "non-visa nationals." This includes travellers from the USA, Australia, Canada, and, most significantly, our neighbours in Europe. At D&A Solici...