As a general rule, participants in Erasmus+ projects must be established in an EU Member State or third country associated to the Programme.
- EU member states: Belgium, Bulgaria, Czech Republic, Denmark, Estonia, Ireland, Germany, Greece, Spain, France, Croatia, Italy, Cyprus, Latvia, Lithuania, Luxembourg, Hungary, Malta, Netherlands, Austria, Poland, Portugal, Romania, Slovenia, Slovakia, Finland, Sweden
- third countries associated to the programme: Iceland, Liechtenstein, North Macedonia, Norway, Serbia and Türkiye
- The United Kingdom and Switzerland will associate to the Erasmus+ Programme on 1 January 2027; they are joining the Programme as associated third countries