Maximillian Schrems, an Austrian national residing in Austria, has been a Facebook user since 2008. As in the case of other users residing in the European Union, some or all of Mr Schrems’s personal data is transferred by Facebook Ireland to servers belonging to Facebook Inc. that are located in the United States, where it undergoes processing. Mr Schrems lodged a complaint with the Irish supervisory authority seeking, in essence, to prohibit those transfers. He claimed that the law and practices in the United States do not offer sufficient protection against access by the public authorities to the data transferred to