LAS VEGAS, NEVADA - JANUARY 07: Federal Trade Commissioner Rebecca Slaughter participates in a privacy roundtable at CES 2020 at the Las Vegas Convention Center on January 7, 2020 in Las Vegas, Nevada. CES, the world's largest annual consumer technology trade show, runs through January 10 and features about 4,500 exhibitors showing off their latest products and services to more than 170,000 attendees. Photo by David Becker/Getty Images
For months, federal judges have been ordering President Donald Trump to reinstate heads of agencies despite his interest in removing them.
Their decisions have been based on a 90-year-old Supreme Court precedent, known as Humphrey’s Executor v. United States, that says Congress can limit the reasons for which presidents can remove officials such as members of labor boards.