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.
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Amendment XX · Section 4
Notes supplied with the source text
Passed by Congress March 2, 1932. Ratified January 23, 1933. (Note: Article I, Section 4 of the Constitution was modified by Section 2 of this Amendment. In addition, a portion of the 12th Amendment was superseded by Section 3.)
Source: the uploaded National Constitution Center edition. Historical wording and its bracket markers remain visible; later amendments and the reading notes explain changes.