18.3 Commission Implementing Regulation (EU) 2021/1338 of 11 August 2021 amending Implementing Regulation (EU) 2017/373 as regards reporting requirements and reporting channels between organisations, and requirements for meteorological services - European Air Law (Update) View the chapter 18.3 Commission Implementing Regulation (EU) 2021/1338 of 11 August 2021 amending Implementing Regulation (EU) 2017/373 as regards reporting requirements and reporting channels between organisations, and requirements for meteorological services by - European Air Law (Update) 18.3 Commission Implementing Regulation (EU) 2021/1338 of 11 August 2021 amending Implementing Regulation (EU) 2017/373 as regards reporting requirements and reporting channels between organisations, and requirements for meteorological services