3.1. Commission Implementing Regulation (EU) 2021/1922 of 4 November 2021 amending Implementing Regulation (EU) 2018/1517 laying down detailed rules implementing certain provisions of Council Regulation (EU) 2018/581 temporarily suspending the autonomous Common Customs Tariff duties on certain goods of a kind to be incorporated in or used for aircraft - European Air Law (Update) View the chapter 3.1. Commission Implementing Regulation (EU) 2021/1922 of 4 November 2021 amending Implementing Regulation (EU) 2018/1517 laying down detailed rules implementing certain provisions of Council Regulation (EU) 2018/581 temporarily suspending the autonomous Common Customs Tariff duties on certain goods of a kind to be incorporated in or used for aircraft by - European Air Law (Update) 3.1. Commission Implementing Regulation (EU) 2021/1922 of 4 November 2021 amending Implementing Regulation (EU) 2018/1517 laying down detailed rules implementing certain provisions of Council Regulation (EU) 2018/581 temporarily suspending the autonomous Common Customs Tariff duties on certain goods of a kind to be incorporated in or used for aircraft