The ICAO does have a standard for machine-readable travel documents. Contained within there, the country code for British nationals overseas is GBN.
On June 5th, 2024. See this statement in context.
On June 5th, 2024. See this statement in context.
Director General, Immigration Program Guidance, Department of Citizenship and Immigration
The ICAO does have a standard for machine-readable travel documents. Contained within there, the country code for British nationals overseas is GBN.
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