Treaty Series No. 25 (2026) Exchange of Letters constituting an Agreement between the Government of the United Kingdom of Great Britain and Northern Ireland and the Government of the French Republic amending and extending the period of the Agreement between the Government of the United Kingdom of Great Britain and Northern Ireland and the Government of the French Republic on the Prevention of Dangerous Journeys, done at London on 29 July 2025 and Paris on 30 July 2025. London 2 June and Paris 8 June 2026
Command Paper, CP 1603