This article says that the President cannot fire Fed Governor at will or because of policy disagreement. https://www.marketwatch.com/story/why-trump-cant-fire-

This article says that the President cannot fire Fed Governor at will or because of policy disagreement. https://www.marketwatch.com/story/why-trump-cant-fire-powell-for-disagreement-over-monetary-policy-2018-10-11 https://www.marketwatch.com/story/why-trump-cant-fire-powell... "The law goes back to the 1940s when President Franklin Roosevelt removed a member of the Federal Trade Commission and cited as a reason their divergent views of public policy. The Supreme Court unanimously reversed the firing, saying executives of independent agencies cannot be removed in their term of office except for cause. These agencies “must be free from executive control,” the court ruled." I would be interested to learn more so it would be great if someone has more info to share.