A federal judge ruled Saturday that the head of a government watchdog agency whom President Donald Trump is attempting to fire is entitled to remain in the post, setting up a dispute that will almost certainly be decided by the Supreme Court.

The Philippine government will look into cash and other donations made by Chinese Communist Party-affiliated groups led by four Chinese nationals accused of espionage to determine if they were done in good faith, an official said on Monday.

A federal judge said that the president’s efforts to remove Hampton Dellinger, who leads the Office of Special Counsel, were unlawful. The agency protects whistle-blowers.