The Dodd-Frank law says that the bureau's director can be removed by the president only for cause, not at will. So delaying the start of the next director's term until 2019 or later would mean that if Democrats win the White House in the 2020 election, the next president would have little if any chance to replace Trump's choice for the job.

Source: Los Angeles Times May 22, 2018 09:56 UTC