The chairman of the Federal Communications Commission has opened an investigation into NPR and PBS over the public broadcasters’ airing of commercials. Brendan Carr, President Donald Trump’s pick to lead the agency,

FCC Commissioner Brendan Carr claims the public broadcasting stations could be violating federal law. Federal Communications Chair Brendan Carr has ordered investigations into NPR and PBS with the goal of slashing the money given to the government-funded organizations, The New York Times reports.

The investigation will revolve around NPR and PBC airing sponsorships across their 1,500-plus member stations, FCC Chairman Brendan Carr said.