
Basketball is a sport that involves a lot of contact between players. The rules regarding what constitutes legal and illegal contact can be quite complicated, and it is up to officials to use their judgment to determine whether contact is acceptable or not. One type of contact that is often debated is the use of an armbar, which is when a player uses their forearm to defend against an opponent who is driving to the basket. While some people argue that armbars are only allowed for post play, others claim that they are legal as long as the forearm does not extend beyond the player's standing position. Ultimately, the ruling on armbars in basketball comes down to the interpretation of the rules by the officials and the context in which the armbar is used.
| Characteristics | Values |
|---|---|
| Legal use of arms and hands | When guarding a player making a throw-in, the player with the ball in pressing tactics, and a player with the ball who is maneuvering to try for a goal by pivoting, jumping, etc. |
| Legal guarding position | A player may continue to move after gaining a guarding position in the path of an opponent provided they are not moving directly or obliquely toward their opponent when contact occurs. |
| Legal use of arms and hands in a legal guarding position | Arms and hands may be raised within the defender's vertical plane while on the floor or in the air. |
| Legal use of arms and hands when dribbling | Arms may be extended in front of the torso no further than the position of the feet, with the arms bent at the elbows so that the forearms and hands are raised. |
| Legal use of arms and hands when not dribbling | Arms and hands may be extended vertically above the shoulders and need not be lowered to avoid contact with an opponent when the action of the opponent causes contact. |
| Legal use of arms and hands when establishing a legal guarding position | The hands and arms may be extended in front of the torso, no further than the position of the feet, with the arms bent at the elbows so that the forearms and hands are raised. |
| Legal use of arms and hands when fending off an opponent | Pushing an opponent away is not allowed. Establishing an arm bar without pushing or hitting the opponent is allowed. |
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What You'll Learn

Extending arms towards a defender
Legal Guarding Position
To understand the legality of extending arms, it's crucial to grasp the concept of a "legal guarding position." This refers to a defender legally placing their body in the path of an offensive opponent. The defender must establish this position first, and then they may move to guard their opponent without extending their arms, shoulders, hips, or legs into the opponent's path. The maximum distance for close guarding is 6 feet.
Extending Arms
According to FIBA rules, players can extend their hands and arms in front of their torso, but no further than the position of their feet. The arms should be bent at the elbows, keeping the forearms and hands raised. This ensures that the defender is not extending their arms out towards the opponent but rather keeping them within their own space.
Verticality
Verticality is an important principle in basketball officiating. It states that a defender may rise or jump vertically within their vertical plane, and their hands and arms may be raised within this plane as well. This means that extending arms vertically above the shoulders is legal and need not be lowered to avoid contact with an opponent. This often occurs when guarding a player making a throw-in or trying for a goal.
Acceptable Contact
While extending arms towards a defender is generally discouraged, some contact is acceptable in basketball. Officials use their judgment to determine what constitutes legal contact. The key distinction is whether the contact obstructs the opponent's movement or creates an unfair advantage. Players should be cautious not to use their arms to push or hit opponents, as this would be deemed a foul.
Maintaining Position
Defenders are allowed to use their hands, forearms, or body to maintain their legal guarding position. This means they can keep their forearm against an opponent's back or body as long as it remains within the area they are standing. Moving directly or obliquely towards an opponent or making contact after the opponent has jumped is not permitted.
In summary, extending arms towards a defender is a sensitive topic in basketball. While some contact is acceptable, players must be cautious not to extend their arms out towards defenders or obstruct their movement. Officials play a crucial role in judging what constitutes legal contact, and players should focus on maintaining a legal guarding position without resorting to aggressive or extended arm movements.
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Using forearms to defend
The use of forearms in basketball defence is a nuanced topic that requires an understanding of the rules and their interpretation by officials. While the specifics may vary depending on the league and governing body, some general principles can be outlined. Firstly, it is important to establish the concept of a legal guarding position. This refers to the act of a defender legally placing their body in the path of an offensive opponent. There is no minimum distance required between the defender and the opponent, but the maximum distance for close guarding is typically defined, such as six feet.
Now, regarding the use of forearms, defenders are generally allowed to use their forearms defensively as long as they are within their legal guarding position. This means that a defender can keep their forearm against an opponent's back or body to maintain their position, but it must be within the area they are standing. Extending the forearm beyond this area, such as pushing or hitting an opponent, is not permitted. This interpretation is supported by the FIBA rulebook, which states that "the hands and arms may be extended in front of the torso no further than the position of the feet, with the arms bent at the elbows so that the forearms and hands are raised."
Additionally, the defender's forearms should not be extended out towards an opponent to create space, as this would be considered illegal. It is worth noting that the interpretation of legal contact during a basketball game can vary among officials, and they are often instructed to use their judgment. To ensure consistency, officials are advised to study the rules and interpret them based on their knowledge and experience.
In summary, the use of forearms in basketball defence is allowed as long as the defender maintains a legal guarding position and does not extend their forearm beyond their standing area or make illegal contact with an opponent. Understanding the rules and their interpretation is crucial for players and officials alike to ensure fair and consistent application during gameplay.
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Legal guarding position
In basketball, a defender is allowed to use their hands, forearms, or body to hold their position, provided they don't extend beyond the area they are standing in. This is known as a legal guarding position (LGP).
To establish an LGP, a defender must be facing their opponent and have both feet on the floor. The defender's arms must be inside the "defender's cylinder" to be considered a legal guarding position. The cylinder principle defines the space that each player is entitled to on the court. Once a defender has established an LGP, they may move to guard their opponent, but they may not extend their arms, shoulders, or hips beyond their cylinder.
The arms may be extended in front of the torso, no further than the position of the feet, with the arms bent at the elbows so that the forearms and hands are raised. This means that an arm bar, or extended arm bar, is generally acceptable if it is pressed against the defender's body for protection. However, if the defender extends their arm out, it is no longer legal.
It is important to note that the principle of verticality differs from the legal guarding position. The principle of verticality refers to the ability to extend vertically within one's cylinder, up to the ceiling.
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Acceptable contact
Firstly, it is important to understand the concept of "guarding". Guarding is the act of legally placing one's body in the path of an offensive opponent. There is no minimum distance required between the guard and opponent, but the maximum distance is 6 feet when closely guarded. A player is entitled to a spot on the court as long as they get there first without illegally contacting an opponent. Extending an arm, shoulder, hip, or leg into the path of an opponent is not considered a legal position, and if contact occurs, it may be deemed a foul.
In terms of acceptable contact with the arms, the hands and arms may be extended in front of the torso, with arms bent at the elbows so that the forearms and hands are raised. This extension should not go beyond the position of the feet. Once a defensive player has established an initial legal guarding position, they may move to guard their opponent but must not extend their arms, shoulders, or hips.
The arms may be extended vertically above the shoulders and need not be lowered to avoid contact with an opponent when the opponent's actions cause the contact. This typically occurs when guarding a player making a throw-in, a player with the ball using pressing tactics, or a player with the ball maneuvering to try for a goal by pivoting, jumping, etc.
Additionally, a defender is allowed to use their hands, forearms, or body to hold their position, as long as they are not extending anything out of the area they are standing in. Keeping a forearm against a player's back or body is generally acceptable, as long as the forearm remains within the defender's standing position.
It is worth noting that the interpretation of these rules may vary among officials, and there may be slight variations in the rules depending on the specific basketball organization or league.
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Arm bars when dribbling
The use of arm bars in basketball is a highly debated topic, with the interpretation of the rules varying among different leagues and officials. While some consider it a foul, others allow it under certain conditions. Here is a detailed analysis of the use of arm bars when dribbling in basketball:
Understanding Arm Bars in Basketball
The term "arm bar" in basketball refers to the technique of using one's arm to block, hold, or defend against an opponent. It is commonly used by defenders to maintain their position or disrupt an opponent's dribble. The interpretation of what constitutes an arm bar can vary, but it generally involves extending the arm away from the body to make contact with the opponent.
Legality of Arm Bars When Dribbling
When it comes to the legality of using arm bars while dribbling, the key factor is the player's arm position and movement. According to FIBA rules, a defensive player can extend their arms in front of their torso, with their arms bent at the elbows, as long as their hands and forearms do not extend beyond their feet (Rule 33.1). This rule allows players to use their arms for protection or to establish a legal guarding position.
However, once the defensive player has established this initial legal guarding position, extending the arms, shoulders, or hips forward is not permitted (Rule 33.4). This means that using an arm bar to push, hit, or deliberately make contact with an opponent is considered a foul. The defensive player must maintain their position without extending their limbs into the opponent's path.
Interpretation and Variations
It's important to note that the interpretation of these rules can vary among officials and leagues. Some referees may allow limited contact, considering it a normal part of the game. Additionally, the rules may be applied differently depending on the level of competition, with higher-level leagues having stricter interpretations of what constitutes an illegal arm bar.
Strategies for Using Arm Bars Defensively
Defensive players can use their arms and bodies to maintain their position, as long as they do not extend beyond their standing area. This means keeping their forearms close to their body or against the opponent's body without pushing or hitting is generally permitted. Players are coached to "play vertical" and keep their hands up, making it challenging for officials to call a foul.
In conclusion, the legality of arm bars when dribbling in basketball depends on the specific context and interpretation of the rules. While establishing a legal guarding position is allowed, extending limbs to make contact with an opponent is not. Players and officials must understand the nuances of these rules to ensure fair play and avoid fouls during the game.
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Frequently asked questions
An arm bar is legal in basketball as long as it is not used to push or hit an opponent. The arms must be kept within a 45-degree angle and not extended out towards a defender.
An arm bar is used to protect the ball and create space between the player with the ball and defenders.
A defender can use their forearm to block an offensive player as long as it is kept against the player's body or back and does not extend beyond their standing position.
The maximum distance a defender can be from an offensive player when guarding them is 6 feet.
A foul can be called if the arm bar makes significant contact with a defender or if the defender extends their arm, shoulder, hip, or leg into the path of the offensive player.



































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