“A person who is to be engaged, is engaged or has been engaged in a remunerated activity in a State of which he or she is not a national” (Art. 2 (1), International Convention on the Protection of the Rights of All Migrant Workers and Members of Their Families, 1990). https://www.unescwa.org/sites/www.unescwa.org/files/publications/files/l1500270_0.pdf