27.31. Commission Implementing Regulation (EU) 2018/871 of 14 June 2018 - European Air Law (Update) View the chapter 27.31. Commission Implementing Regulation (EU) 2018/871 of 14 June 2018 by - European Air Law (Update) 27.31. Commission Implementing Regulation (EU) 2018/871 of 14 June 2018