This paper presents the criteria which, duvaltc.com in accordance with the European Convention on Human Rights and the legal precedents set by the Court in Strasbourg, must be followed when the Spanish legislator develops norms regulating migratory policy and the rights of vip-130al foreigners.The obligation to abide by the European Convention and Courts is stipulated in Sections 13, 10.2 y 96 of the Spanish Constitution.