UK Foreign Office adds ID rules to Ireland travel advice, highlighting passport-only policy on CTA routes

On 25 September the UK Foreign, Commonwealth & Development Office updated its Ireland travel advice to include new identification requirements for journeys within the Common Travel Area (CTA). The notice mirrors Irish government communications and informs British citizens that ferry operators will require a passport—and not just a driving licence—when travelling to or from Ireland from 28 September. Although British and Irish nationals enjoy reciprocal rights of movement under the CTA, carriers are free to set their own ID policies. The Foreign Office now warns travellers that failure to produce a passport could prevent boarding, potentially voiding insurance and leaving passengers out of pocket. The update is significant for UK-based firms sending staff to Irish offices, many of whom have relied on photo-ID other than passports. Travel managers should review booking systems to ensure passport details are captured for ferry and air segments alike. British assignees living in Ireland on a commuting basis must also carry passports when returning to the UK, closing a loophole that previously allowed re-entry on domestic ID. The FCDO reminder also dovetails with the phased roll-out of the UK ETA scheme; while Irish citizens remain exempt, third-country nationals resident in Ireland may soon need both an ETA and valid passport to cross the sea border. Failure to comply could lead to denied boarding, missed meetings and potential breaches of corporate duty-of-care obligations.