21. Commission Implementing Regulation (EU) 2019/317 of 11 February 2019 laying down a performance and charging scheme in the single European sky and repealing Implementing Regulations (EU) No. 390/2013 and (EU) No. 391/2013 - European Air Law (Update) View the chapter 21. Commission Implementing Regulation (EU) 2019/317 of 11 February 2019 laying down a performance and charging scheme in the single European sky and repealing Implementing Regulations (EU) No. 390/2013 and (EU) No. 391/2013 by - European Air Law (Update) 21. Commission Implementing Regulation (EU) 2019/317 of 11 February 2019 laying down a performance and charging scheme in the single European sky and repealing Implementing Regulations (EU) No. 390/2013 and (EU) No. 391/2013