ART. 1 . . . The official must hand or bounce the ball to the thrower for a throw-in unless the throw-in is from outside an end line following a successful goal.
ART. 2 . . . The throw-in begins when the ball is at the disposal of a player of the team entitled to the throw-in. The thrower must release the ball on a pass directly into the court, except as in 7-5-7, within five seconds after the throw-in begins. The throw-in pass must touch another player (inbounds or out of bounds) on the court before going out of bounds untouched. The throw-in pass must not touch a teammate while it is on the out-of-bounds side of the throw-in boundary plane.
ART. 3 . . . The thrower must not leave the designated throw-in spot until the ball has been released on a throw-in pass. See 4-42-6.
ART. 4 . . . The opponent(s) of the thrower must not have any part of his/her person through the inbounds side of the throw-in boundary plane until the ball has been released on a throw-in pass. See 9-2-10 Penalty.
ART. 5 . . . Teammates must not occupy adjacent positions which are parallel to and within 3 feet of the boundary line if an opponent desires one of the positions. The 3-foot restraining line is sometimes the temporary boundary line as in 1-2-2.
ART. 6 . . . When an official administers a throw-in to the wrong team, the mistake must be rectified before the throw-in ends.