12.4. Commission Regulation (EU) 2016/5 of 5 January 2016 amending Regulation (EU) No. 748/2012 as regards the implementation of essential requirements for environmental protection - European Air Law View the chapter 12.4. Commission Regulation (EU) 2016/5 of 5 January 2016 amending Regulation (EU) No. 748/2012 as regards the implementation of essential requirements for environmental protection by - European Air Law 12.4. Commission Regulation (EU) 2016/5 of 5 January 2016 amending Regulation (EU) No. 748/2012 as regards the implementation of essential requirements for environmental protection