Question

Explain the illegal substitution in volleyball.

Answer 1

An illegal substitution occurs when:

1. The team exceeds the maximum number of substitutions in each set.
2. The substitute enters the court without the referee’s authorisation or while the ball is in play.
3. Players transfer places outside the rotation order or without according to the official substitution procedure.
4. An unfit player (due to injury or previous disqualification) gets substituted.