Liechtenstein), six accession countries and 18 neighbouring countries. It has a budget of EUR 10.1 billion, which represents 2.8% of the total of the European Cohesion Policy budget. Since the non EU countries don't pay EU membership fee, they contribute directly to Interreg, not through ERDF.

Interreg VI covers the 2021-2027 period, and was allocated almost EUR 10 billion. This evolution of Interreg includes a reinforced cooperation with partner