
The jump ball is a well-known basketball tradition that marks the start of a game and sometimes determines who gains possession during key moments. It occurs when a referee tosses the ball vertically into the air between two opposing players who jump and try to tap it to their teammates. While the concept is simple, how and when jump balls are used depends on the league and level of play. For example, the NBA, WNBA, and Euroleague Basketball use jump balls at the start of the game and to settle special situations, while 3x3 basketball does not use jump balls at all. Jump balls are an important part of basketball, and players must be skilled in winning them to gain a strategic advantage.
| Characteristics | Values |
|---|---|
| Occurrence | To start the game, restart play, or determine possession during key moments |
| Players | Two opposing players |
| Positioning | Facing each other, standing within the circle at the center of the court |
| Referee | Tosses the ball vertically into the air |
| Player Action | Jump and attempt to tap the ball to a teammate |
| Possession | Awarded to the team whose player gains possession of the ball first |
| Violations | Players cannot tap the ball more than twice, catch or hold the ball, leave their circle early, or interfere with the other player |
| Alternating Possession Arrow | Used in college basketball and other competitions instead of jump balls to settle possession |
| 3x3 Basketball | Does not use jump balls, instead uses a pre-game coin toss to determine first possession |
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What You'll Learn

Jump ball rules and regulations
Jump balls are an integral part of basketball, and while the rules are relatively relaxed, they are important to understand as they can play a crucial role in determining the outcome of a game.
A jump ball is called when two opposing players gain simultaneous possession of the ball, or when a referee calls for it due to a specific situation. This could be to settle a held ball, where two opposing players are both laying claim to the ball, or when the ball becomes wedged between the goal and backboard. Jump balls can also occur at the start of the game, at the start of any extra periods, or when penalties cancel out and neither team is entitled to the ball.
Rules and Regulations
- Players jumping for the ball must stand within the circle at the center of the court.
- Players cannot touch the ball before it reaches its highest point, though this rule is often broken and tolerated.
- Players are not allowed to catch or hold the ball during the jump ball. They are only permitted to tip it to a teammate.
- Players cannot interfere with the jump ball by touching the other player or the ball while it is in the air.
- If a player commits a violation, the opposing team gains possession of the ball.
- Players cannot tap the ball more than twice.
- Once the ball is tipped, any player can gain possession of it.
Variations
The use of jump balls varies across different leagues and levels of play. The NBA, WNBA, and Euroleague Basketball use jump balls, while 3x3 basketball does not use jump balls at all. College basketball uses the jump ball only at the beginning of the game, switching to an alternating possession arrow thereafter.
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Offensive jump balls
Understanding Offensive Advantages
In offensive jump ball situations, your team has a distinct advantage, particularly when you have a height advantage of 6" or more, or when your jumpers are superior. This advantage can be maximised by encouraging players to move and rotate early, gaining a better position. Right-handed jumpers will typically tip the ball forward to their left, and left-handed players to their right, so anticipating this can help your team prepare.
Defensive Strategies
If your team is at a disadvantage, there are defensive strategies to counter this. The ""Y" alignment, for example, places two players back, eliminating the possibility of an easy shot and forcing the opponent to reset. Alternatively, defenders can grab the two spots in line with the basket, with non-jumpers boxing out, and a defender back to protect the basket.
Offensive Plays
There are several proven offensive plays that can be used in jump ball situations. These include:
- Possession: A simple play where the jumper tips the ball to the tallest player, who then taps or passes to a teammate.
- Double Tap: A more complex play, involving multiple taps and passes to create an outnumbered break.
- Jumper Fly: A play that aims to create an open shot opportunity by having the jumper tip the ball back to a teammate.
- Forward Fly: Similar to Jumper Fly, but with the receiver passing ahead to a teammate cutting to the basket.
- Spread: A play that creates multiple passing options for the receiver of the tip.
- Tandem and Loop: Plays that use screens to create passing lanes and scoring opportunities.
Maintaining Possession
Even if the opponent gains possession of the jump ball, all is not lost. Your team can still gain an advantage by anticipating the direction of the tip and rotating early to establish an inside position, similar to an offensive rebound. This is crucial to prevent the opponent from scoring.
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Defensive jump balls
When preparing for a defensive jump ball, it is important to consider the opponent's strengths and tactics. If the opponent has a height advantage or a superior jumper, defensive tactics can be employed to counter this. One such tactic is the "Y" alignment, which places two defenders back near the top of the free-throw circle. This eliminates the possibility of an easy shot and forces the opponent to set up their offence. Defenders should also watch the jumper's eyes and hands to anticipate the direction of the tip, which is usually to the left for right-handed jumpers and to the right for left-handed jumpers.
Upon gaining possession of the ball, the defence should recover and assess their options. If a good shot is not available, they can flow directly into a set or motion offence. There are several proven jump ball plays that can be utilised, such as Possession, Double Tap, Split, Jumper Fly, Forward Fly, Spread, Tandem, or Loop. These plays can be run to either side of the court, depending on the defensive alignment and opportunities for open spots.
Communication and coordination are key during defensive jump balls. Defenders should rotate either clockwise or counter-clockwise according to predetermined signals, such as a hand on the hip or head. This helps to crash the opponent's open spots and gain possession of the ball. It is also important to maintain contact with the jumper, as a significant number of jump ball plays involve them.
In summary, defensive jump balls require a combination of strategy, anticipation, aggressiveness, and coordination. By understanding the rules, opponent tendencies, and proven plays, teams can gain an advantage and increase their chances of winning possession during defensive jump balls.
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Jump ball violations
Jump balls are a relatively unregulated part of basketball, and violations are rarely called. However, there are some rules that players must follow to avoid penalties. Here are some key points regarding jump ball violations:
Stealing the Toss
While players are technically supposed to touch the ball only after it has reached the top of its flight arc, "stealing the toss" is commonplace in the NBA. This rule is rarely enforced, as referees are reluctant to stop play immediately after the start of the game, and the advantage gained from stealing the toss is minimal.
Tapping the Ball
Players cannot tap the ball more than twice, and they must not catch it before it touches a teammate. Violations result in a loss of possession, with the ball being awarded to the opposing team.
Leaving the Circle Early
If a player leaves their circle before the jump ball is complete, it is considered a violation. This results in a loss of possession, with the ball being awarded to the other team.
Personal Fouls
During a jump ball, if a personal foul is committed before either team obtains possession, it is ruled a "loose ball" foul. If the violation or foul occurs before the ball is legally tapped, neither the game clock nor the shot clock is started.
Alternating Possession Arrow
In college basketball and some other leagues, an alternating possession arrow rule is used instead of a jump ball after the opening tip. This rule was adopted due to concerns about the fairness and consistency of jump ball tosses. The arrow indicates which team will gain possession in the event of a held ball or overtime situation.
It's important to note that the rules and enforcement of jump ball violations may vary depending on the league and level of play. While some violations are commonly overlooked, understanding and adhering to the rules can help players avoid penalties and maintain fair play.
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Jump ball history
The jump ball is one of basketball's oldest and most recognizable traditions. It was first introduced in 1891 when James Naismith threw the first-ever jump ball to begin a basketball game. Naismith's original vision for basketball included a jump ball at the start of each quarter and after every basket scored.
Over the years, the use of jump balls has evolved. In 1937, the NCAA changed the rules, awarding possession after baskets to the scored-upon team. The NBA followed suit in 1949, and in 1975, it removed jump balls to begin the second, third, and fourth quarters. Instead, it granted automatic possession in the second and third quarters to the team losing the opening tip.
Today, the NBA, WNBA, and Euroleague Basketball use jump balls at the start of the game (opening tip-off) and the start of any extra period. They also use jump balls to settle special situations, such as penalties or held balls, where two opposing players lay equal claim to the ball.
Jump balls are a relatively unregulated part of basketball, with rules regarding the timing of touching the ball during the jump being rarely enforced. "Stealing the toss" by touching the ball before it reaches its peak is a common tactic among players, including the legendary Shaquille O'Neal, who is considered one of the most dominant jump ball takers in NBA history.
While the use of jump balls varies across different leagues, they remain a unique and exciting aspect of basketball, requiring a blend of athleticism, strategy, and quick thinking from players.
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Frequently asked questions
A jump ball is a method of starting or restarting play in basketball. It occurs when two opposing players gain possession of the ball simultaneously or when the referee calls for it due to a particular situation in the game.
A jump ball typically occurs at the start of a basketball game, also known as the opening tip or opening tip-off. It can also occur at the start of any extra period or overtime, and in special situations, such as when penalties cancel out, or when the ball becomes wedged between the goal and backboard.
The rules for a jump ball include players standing within a circle at the center of the court and not interfering with their opponent. Players cannot touch the ball before it reaches its highest point and must tip it to a teammate without catching or holding it. Violations result in a loss of possession.











































