Travelers crossing the Irish Sea via ferry are facing updated identification requirements as operators move to mandate passports for all passengers. Historically, the Common Travel Area (CTA) arrangement between the UK and Ireland allowed citizens to travel between the two nations with more flexible identification, such as national identity cards or driving licenses. While the CTA remains in effect, individual ferry operators have begun updating their internal policies to require valid passports for boarding.

This shift represents a tightening of travel documentation standards for maritime routes. While the BBC reports that these changes are now in effect, the practical implementation varies by carrier. Passengers are being advised to check specific requirements with their ferry operator before travel, as the transition away from accepting driving licenses and other forms of national ID is becoming more widespread across the industry. The change aims to standardize identification procedures, though it marks a significant departure from the previous informal travel practices that characterized transit between the UK and Ireland for years.