Here is the throw-in rules from the NCAA Rule Book. According to "c" below, it sounds like you need to keep at least one foot over the designated spot where the official hands you the ball.I said the same exact thing. Never seen that. Bc if he’s closer sadiq tips it for sure
Art. 8. The following pertain to a designated spot:
a. The designated spot is the location at which a thrower-in is presenteddisposal of the ball out of bounds as in Rules 4-11.1.a through .c.
b. The designated spot shall be 3 feet wide with no depth limitation.
c. The thrower-in must keep one foot on or over the designated spot untilthe ball is released. Pivot foot restrictions and the traveling rule are not ineffect for a throw-in.
d. The thrower-in shall not leave the designated spot until he has released theball and the thrown-in ball has crossed the plane of the sideline or end line.
e. In arenas or gyms where there is insufficient space along the out-of-boundsline for a throw-in, an official shall require the defender guarding the throwerin to move back a reasonable distance to give the thrower-in an opportunityto make a throw-in.