Concurrent Performance of Activities in Several EU Countries












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            If an employee performs activities in two or more EU countries (concurrent performance of 

            the employee has a reporting duty to inform the respective social security authority in th
            of residence of this fact (residence is understood as the place where the employee has the
            interests). Based on the request, the authority then determines whether or not the person 

            legal regulations of the country in which they have residence. If yes, the authority issue
            "https://europa.eu/youreurope/citizens/work/social-security-forms/index_en.htm"] to this p
            the authority informs the authority of the country whose legal regulations are applicable 

            of this situation, and this authority then issues form A1.



            A person working in more than one Member State is subject to the regulations of the state 
            provided that a substantial part of the activities are performed in the state of residence

            part of the performance of activities is understood as 25% of the activities from the stan
            time and/or wages.


            A person who does not perform a substantial part of the activities in the state of their r
            subject to the regulations:
            • of the state of the registered office of the sole employer

            • of the state of the registered office of the employer which does not reside in the state
              the employee
            • of the state of residence, provided the employee has more than one employer, of which at

              their registered office in Member States other than the state of residence

            Unsupported family members are subject to the same regulations as the provider.