- Restricted to perform as a back-row player.
- May not complete an attack hit from anywhere (court or free zone) if, at the moment of contact, the ball is entirely higher than the top of the net.
- May not serve, block, or attempt to block.
- If the libero sets with an overhand finger pass while in the front zone, a teammate may not attack that ball above the top of the net. The same action from behind the front zone may be freely attacked.
- Pass serve
- Dig
- Set from behind the attack line
- Replace any back-row player (unlimited)
- Serve (FIVB)
- Block or attempt to block
- Attack a ball fully above the net
- Be a front-row player