Rule 10-6 Contact ART. 12... The following acts constitute a foul when committed against a ball handler/dribbler: 1) Placing two hands on the player. 2) Placing an extended armbar on the player. 3) Placing and keeping a hand on the dribbler. 4) Contacting the player more than once with the same hand or alternating hands. In this example, the defensive player keeps a hand on the dribbler and is showing an extended armbar intentionally contacting the offensive player.
