Regarding the restructuring of civil aviation organizations, the Royal Decree B.E. 2558 (2015) on the Amendment of the Air Navigation Act B.E. 2497 (1954) and the Royal Decree B.E. 2558 (2015) on Thailand's Civil Aviation have been enacted in order to improve the structures and authorities of relevant civil aviation organizations in Thailand to be in compliance with international standards. The Civil Aviation Authority of Thailand (CAAT) has been established with a particular purpose of regulating civil aviation. Furthermore,