travailleur frontalier

Source : Site Mission permanente de la Suisse auprès de l’Office des Nations Unies et des autres organisations internationales à Genève, [Non-fonctionnaire OI et stagiaires MP - législations en matière d'impôt et sociale](https://www.eda.admin.ch/missions/mission-onu-geneve/fr/home/manuel-application-regime/introduction/Manuel-personnes-sans-privileges-et-immunites-carte-H/Non-fonctionnaires-oi-et-stagiaires-mp-legislations-en-matiere-impots-et-sociale.html) (28.11.2018).

Source : Internet SEM, [Grenzgängerinnen und Grenzgänger](https://www.sem.admin.ch/sem/de/home/themen/fza_schweiz-eu-efta/eu-efta_buerger_schweiz/faq.html#Grenzgängerinnen und Grenzgänger) (28.11.2018).

Source : Internet SEM, [Frontalieri](https://www.sem.admin.ch/sem/it/home/themen/fza_schweiz-eu-efta/eu-efta_buerger_schweiz/faq.html#Frontalieri) (28.11.2018).

In the EU context the official term is 'frontier worker' (a person who is employed in the frontier zone of an EU Member State but who returns each day or at least once a week to the frontier zone of a neighbouring country in which they reside and of which they are nationals).

Source : Permanent Mission of Switzerland to the United Nations Office and to the other international organizations in Geneva website, [Non-staff members IO and interns PM - tax and social legislations ](https://www.eda.admin.ch/missions/mission-onu-geneve/en/home/manual-regime-privileges-and-immunities/introduction/Manuel-personnes-sans-privileges-et-immunites-carte-H/Non%20fonctionnaires%20et%20stagiaires.html)(28.11.2018).

Source : ([Regulation of the European Parliament and of the Council on the Coordination of Social Security Systems\s, EC No 883/2004, 28.4.2004, Preamble, 8.](https://eur-lex.europa.eu/legal-content/EN/TXT/?uri=celex:32004R0883R%2801%29))