6.The following persons are not considered to be residents:
(a) a student from a country other than Canada;
(b) a student of another province, unless he has elected domicile in Québec;
(c) a foreign national in the service of a government other than that of Canada or Québec or in the service of a body under the jurisdiction of a government other than that of Canada or Québec and recognized by the Minister of Health and Social Services unless such national works in Québec and has made with the Minister of Health and Social Services an agreement authorized by the Government under section 23 of the Act respecting the Régie de l’assurance maladie du Québec (chapter R-5); and
(d) a corporation that has its head office outside Québec.