Dreaming a Caribbean economic citizenship? Explore the benefits of becoming a citizen of Saint Kitts & Nevis citizenship by investment program.The Saint Kitts and Nevis Citizenship by Investment Programme, also known as Economic Citizenship, was launched in 1984, making it the world's longest-running program of its kind. Foreign persons can obtain economic citizenship in Saint Kitts and Nevis by purchasing real estate in an approved development or by investing in a pre-approved real estate project on any of the islands. Saint Kitts and Nevis residency requirements Applicants wishing to qualify for citizenship by investing in real estate have two options: invest in a pre-approved real estate development or, for a limited time, purchase qualifying private residential property.