Backcourt violation or not???

[BEAREF]

9.9.1 SITUATION A:

A1 catches the throw-in pass with one foot on the floor in A's frontcourt and the other foot not touching the floor. The non-pivot foot then comes down in A's backcourt.

RULING: Violation. Player and team control are established in A's frontcourt when A1 catches the throw-in pass. The violation occurs when A1 subsequently touches the backcourt with the non-pivot foot. (4-12-6; 9-9-3)