OBS_VALUE: <ul><li><a href=https://www.law.go.kr/법령/항공사업법 target=_blank>Aviation Business Act(항공사업법, Enforcement Date: 30 March 2017 (Law No. 14115), last updated on 8 March 2022, Articles 7 and 8)</a></li><li><a href=https://www.law.go.kr/법령/항공사업법시행규칙 target=_blank>Enforcement Rule of Aviation Business Act(항공사업법 시행규칙, Enforcement Date: 30 March 2017, last updated on 27 August 2021, Articles 8 and 8-2)</a></li></ul>