Section 1 advanced the swearing in of the president and vice president from March 4 to January 20, and the induction of congressmen from March 4 to January 3. It also modified the Twelfth Amendment in its reference to March 4 as the deadline for the House selecting the president, if necessary. | Section 1 advanced the swearing in of the president and vice president from March 4 to January 20, and the induction of congressmen from March 4 to January 3. It also modified the Twelfth Amendment in its reference to March 4 as the deadline for the House selecting the president, if necessary. |