Press “Air Navigation Services” means air traffic services; communication, navigation and surveillance services; meteorological services for air navigation; and aeronautical information services. (Article 2(4) of Regulation (EC) No 549/2004 of the European Parliament and of the Council of 10 March 2004 laying down the framework for the creation of the single European sky.)
Source: What are Air Navigation Services (ANS) according to EASA? | EASA
