President Trump and his allies have — without offering evidence — accused Smith of violating the Hatch Act, a federal law that bans certain public officials from engaging in political activity.

The Office of Special Counsel confirmed Saturday that it was investigating Smith on allegations he engaged in political activity through his inquiries into Trump.

The Office of the Special Counsel has launched an investigation into Jack Smith, the former special counsel who investigated President Trump before he returned to office, for alleged illegal political activity.