On 9 June 2006, the ECAA Agreement was signed by almost all 27 EU Member States, the European Union itself, Albania, Bosnia and Herzegovina, Croatia, Iceland, Montenegro, North Macedonia, Norway, Serbia and Kosovo (UNMIK representing Kosovo under Security Council Resolution 1244). The last two EU Member States to sign it were Slovakia and Latvia on 13 June 2006 and 22 June 2006 respectively. In addition, Serbia signed on 29 June 2006 and Montenegro on 5 July 2006. Agreements that can enter into force on the first day of withdrawal, or only administrative or national implementing measures pending for the agreement to enter into force on the first day. A similar system will be concluded with the Mediterranean partner countries in the field of air transport. The Euro-Mediterranean Air Services Agreement (EMAA) was concluded on 12 December 2006 with the Kingdom of Morocco on 15 Signed with Israel on 10 December 2010 and on 10 June 2013.  These EMAA agreements are in force. The United Kingdom having left the European Union (Brexit), the United Kingdom is no longer part of the common aviation area. In the absence of an authorisation or a new contract with the United Kingdom, the flight to and from Great Britain may be interrupted.  This hard Brexit is delayed until the end of 2020, as the Brexit Withdrawal Agreement stipulates that most EU rules continue to apply to Britain in 2020. However, the EU has adopted Regulations 2019/494 and 2019/505 to secure air traffic between the UK and the EU and the EEA.
 In addition, the UK Government has taken several measures to ensure the continuity of air traffic, such as for example. B an open skies agreement with the United States of America.  The British airline EasyJet, which has many flights outside the UK, founded a subsidiary in Austria (easyJet Europe) and retained its headquarters in Luton, England. This publication can be found in www.gov.uk/government/publications/international-agreements-if-the-uk-leaves-the-eu-without-a-deal/aviation ECAA Agreement signed on 5 May 2006 in Salzburg, Austria, between the EU and certain third countries. It was built on the acquis communautaire of the EU and the European Economic Area. The ECAA liberalizes the air transport sector by allowing any company from each ECAA member state to fly between airports in ECAA member states, allowing a “foreign” airline to offer domestic flights. Amendment 1 of the Agreement for Cooperation in the Regulation of Civil Aviation Safety between the European Community and the United States of America Agreement between the United States of America and the European Community on Cooperation in the Regulation of Civil Aviation Security The Common European Aviation Area (ECAA) is an internal market for air services. .