Changes made by Directive 2006/23/EC of the European Parliament and of the Council of 5 April 2006 on a Community air traffic controller licence
EU Directive 2006/23
No changes made by Directive 2006/23/EC of the European Parliament and of the Council of 5 April 2006 on a Community air traffic controller licence are recorded.
From legislation.gov.uk's record of changes, the official one: see it there.