A judge has ruled that President Donald Trump’s former lawyer, Alina Habba, has been unlawfully serving as the the top federal prosecutor in New Jersey.

A federal judge on Thursday said President Donald Trump’s former personal lawyer Alina Habba is not legally serving as the acting US attorney for New Jersey, laying the groundwork for a potential review of the Trump administration’s method for installing some top prosecutors around the country.

A federal judge in New Jersey on Thursday ruled that Alina Habba is not lawfully serving as the U.S. Attorney overseeing federal prosecutions in the state, dealing a blow to efforts by the Trump administration to maneuver its hand-picked appointees into acting roles at prosecuting offices around the country.