Professionals in the EU can move across borders and practice their occupation or provide services abroad. These European Commission webpages provide practical information on EU legislation governing the recognition of professional experience in the EU.
Free movement of professionals – European Commission
To practice as a psychologist within the European Union countries involves understanding the specific laws of the country where a person wants to reside and work. To practice in an EU/EEA country with a foreign qualification, a psychologist may need to undergo a recognition process to validate their qualifications by the relevant Competent Authority (i.e. the regulator).