The Constitution of the Portuguese Republic in its Article 15 prescribes that if “... there is reciprocity, the law may confer upon aliens who reside in the national territory the right to vote for, and to stand for election as, members of the organs of local authorities. And provided that there is reciprocity, the law may also confer upon citizens of the Member States of the European Union, who reside in Portugal, the right to vote for, and to stand for election as, Members of the European Parliament.”