Malta must end its "golden passport scheme," according to a new ruling by the Court of Justice of the European Union.

Malta’s “golden passports” program for wealthy investors violates European Union rules on citizenship, the bloc’s top court ruled in a case that could have transformed the EU into a haven for affluent foreigners at a time when President Donald Trump wants to entice them to the US.

Investment migration experts say there are options outside of Europe for for high-net worth individuals looking for a Plan B.