Read c
Legal Substitutions
ARTICLE 2. A legal substitute may replace a player or fill a player vacancy
provided none of the following restrictions is violated:
a. No incoming substitute shall enter the field of play or an end zone while the
ball is in play (live-ball foul) [s22].
b. No player, in excess of 11, shall leave the field of play or an end zone while
the ball is in play (A.R. 3-5-2-I) (live-ball foul) [s22].
c. An incoming legal substitute must enter the field of play directly from his
team area, and a substitute, player or departing player must depart at the
sideline nearest his team area and proceed to his team area. A departing
player must immediately leave the field of play, including the end zones. A
departing player who leaves the huddle or his position within three seconds,
after a substitute becomes a player, is considered to have left immediately.
Team A may not break its huddle with 12 or more players (A.R. 3-5-2-II