A judge blocked New York City’s mayor from letting federal immigration authorities reopen an office at the city’s main jail, in part because of concerns the mayor invited them back in as part of a deal with the Trump administration to end his corruption case.

The U.S. Justice Department on Thursday filed a lawsuit challenging a New York state law that blocks immigration officials from arresting individuals at or near New York courthouses. The complaint, filed in federal court in Albany,

The Trump administration sued New York on Thursday over a law that seeks to shield migrants from immigration arrests when they go to court proceedings. The lawsuit asks to invalidate the law and two state executive orders over claims they obstruct the execution of federal immigration authorities.