Pre arrival registration
Every visitor must complete one of two separate online steps before arrival depending on their own nationality, either a K-ETA before departure, or, for nationalities currently, temporarily exempt from K-ETA through 31 December 2026, South Korea's own e-Arrival Card instead, mandatory since 1 January 2026 with the paper version discontinued; which one applies to a given nationality is stated on that country's own visa_rules row