KM Legal est une étude d’avocat au Luxembourg fondée par Maître Katarzyna Martin, Avocate à la Cour. Elle accompagne entreprises, dirigeants, salariés et particuliers en droit du travail, droit des sociétés, immigration, mobilité internationale et sécurité sociale, ainsi qu’en conseil et contentieux.
Residence, working time, and employers' headquarters: points to examine to determine the social security of an employee active in multiple countries.
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Choose the right procedure for an A1 certificate: occasional assignment, regular work in multiple countries, or self-employment.
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An already printed badge does not prove that the new assignment is declared. The data, documents, and verifications to prepare in e-Posting.
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A telework rhythm must be verified both for contributions and for tax. Thresholds, procedures, and documents to retain.
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Before the arrival of employees, coordinate the ITM declaration, working conditions, social security, and residence permits.
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