South Korea’s Transport Ministry carried out an administrative review of carriers involved in safety violations, which resulted in fines to several airlines.

Asiana Airlines received a US$802,282 fine for a runway accident in July 2015. Korean Air was fined $1 million for incidents involving a dangerous landing in 2015 and continuing a flight despite an aircraft malfunction in 2016. T'way Air was fined $269,000 for using a runway without authorization in 2015 and reusing parts that were due to be returned. Jeju Air was also fined $538 million for failing to report a pilot who didn’t renew his English proficiency test results.