A presidential memorandum is a type of directive issued by the president of the United States to manage and govern the actions, practices, and policies of the various departments and agencies found under the executive branch of the United States government. It has the force of law and is usually used to delegate tasks, direct specific government agencies to do something, or to start a regulatory process. There are three types of presidential memoranda: presidential determination or presidential finding, memorandum of disapproval, and hortatory memorandum.