European Commission 1 December 2011, COMMISSION STAFF WORKING PAPER Summary of the Impact Assessment

52011SC1444 COMMISSION STAFF WORKING PAPER Summary of the Impact Assessment /* SEC/2011/1444 final - */ 1. Problem definition 1.1. Sub-optimal allocation and use of airport slots 1. In 2009, 800 million passengers flew from EU airports with recognised congestion issues. The 15 largest airports handled more than half of all passenger air traffic in Europe.