Death of candidates when Congress chooses
Official text rightpowerlimitif conditionlegal term
The Congress may by law provide for the case of the death of any of the persons from whom the House of Representatives may choose a President whenever the right of choice shall have devolved upon them, and for the case of the death of any of the persons from whom the Senate may choose a Vice President whenever the right of choice shall have devolved upon them.
Proposal and ratification: The twentieth amendment to the Constitution was proposed to the legislatures of the several states by the Seventy-Second Congress, on the 2d day of March, 1932, and was declared, in a proclamation by the Secretary of State, dated on the 6th day of February, 1933, to have been ratified by the legislatures of 36 of the 48 States. was completed on January 23, 1933.
Simplified explanation
Congress may by law provide for the case of the death of any of the persons from whom the House of Representatives may choose a President, or the Senate may choose a Vice President, when the right of choice has devolved upon them.