In the United States of America the President has the executive authority to nominate people to various governmental positions, subject to the approval of Congress. Someone in the position of being nominated for such a position but still subject to Congressional approval is known as a Presidential nominee. Seal of the President of the United States, official impression The President of the United States is the head of state of the United States. ... Under the doctrine of the separation of powers, the executive is the branch of a government charged with implementing, or executing, the law. ... Seal of the Congress. ...