“Congress has the authority to determine the timing of the election, as established by a federal statute enacted in 1845. It is important to note that no presidential election has been postponed since the enactment of this law.
In the event that there is a desire to postpone a federal election, Congress would need to amend the 1845 federal law and the president would have to sign it. However, the chances of this occurring are slim due to the political control of the House of Representatives, Senate, and Executive Branch. “