The 1984 NCAA Division I-A football season ended with Brigham Young University winning their first national championship by beating an unranked Michigan team in the Holiday Bowl. BYU handed the Wolverines their 6th loss that season.
With the loss of Richmond and William and Mary the number of teams in Division 1-A fell from 112 to 110 for the 1984 season.
Defensive pass interference will be penalized 15 yards from the previous spot if the foul occurs more than 15 yards downfield. If the foul occurred 15 yards or less downfield, the penalty will be enforced from the spot of the foul.
Kickoffs that go through the back of the end zone or out of bounds in the end zone in the air untouched will be brought out to the 30-yard line instead of the 20.
Clipping is limited to an area 6-10 yards from the line of scrimmage.
Wide receivers are only permitted to block below the waist once the ball passes the line of scrimmage.
Eliminating the PAT if the game has been decided, and if both teams agree.
Offensive face-masking is now a foul, penalized 15 yards.