- A game is for 21 points and a team must win by 2.
- All matches consist of the best two out of three games.
- Every time the ball is served, a point is scored by whoever wins the point.
- The winner of the preceding point serves next.
- The service area is 2 feet from the back wall and extends the entire length of the court.
- A team may consists of two, three, or four players.
- For a co–ed team of three, one female and 2 males may play.
- For a co–ed team of four, 2 female and 2 male must be on the court.
- In four person teams, the server on offense or defense cannot spike or block.
- Unlimited substitutions per game are permitted as long as the service order does not change.
Out of Bounds
The ball shall be called out of bounds whenever it hits the ceiling or back wall on the opponent's side on offense or two or more walls consecutively on a serve, spike, volley, or block.
Back Wall In Play or In Bounds
The back wall is in play only on the side of the team that is returning the serve, spike or volley, provided a player on that team touches the ball first.
Ceiling In Play or In Bounds
The ceiling is in bounds only on the side of the team that is returning the serve of volley, provided a player on that team touches the ball first.
The serve is good if the ball passes over the net without touching the net. A served ball that hits a wall on either the serving team's side or the receiving team's side is good provided the ball contacted only one wall before landing in the opponent's court.
Playing the Wall
- Each team is allowed three hits, like volleyball.
- Contacting two or more walls is allowed only by the team in possesion of the ball on their own side, provided a player on that team touches the ball first.
- If the ball crosses the net after contacting two or more walls without making contact with a player, a side–out or loss of service is called.
- A player may not climb the wall to block a set or serve.
- Holding, lifting, scooping, pushing, carrying, open hand underhand hitting of the ball is a fault.
- A ball may be recovered and played from the net provided the player does not touch the net.
- A ball directly above the vertical plane of the net may be played by either team, except a player cannot block an opponent's set, unless the set crosses the vertical plane.
During Play Faults
Any of the following committed during play by a player or team shall count as a fault:
- The ball is played more than 3 times.
- The ball touches the ceiling on the opponent's side.
- The ball hits two or more walls on the receiving team's side.
- The ball hits the back wall on a fly or volley on the receiving team's side.
- The ball hits the floor. The ball is hit twice by the same player consecutively.
- The net is touched by a player while the ball is in play.
- The ball contacts a player below the waist.
- The ball is illegally hit by a player.
A ball becomes dead in any of the folowing:
- The ball hits the floor.
- The ball hits two or more walls consecutively on the receiving team's side.
- The ball hits the ceiling on the opponent's side.
- The ball hits the back wall on the fly on the receiving team's side.
- A served ball hits the net.
- A player commits any fault listed above.