JAM rules for Basketball


© JAM 1996-2024

BASKETBALL

1. Equipment/Set-Up: 

Team captains are welcome to bring their own basketballs. The league staff will have a game ball should one be needed. In addition, teams are responsible for keeping track of the score. Please designate one person/team to keep score. Each team should bring both light and dark coloured shirts to each and every game.

 

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2. Game Time/Default:

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 3. General Rules:

General NCAA Basketball rules apply to JAM games with the following modifications/exceptions:

  1. Co-ed leagues will use a men's basketball.  Women's leagues will use a women's basketball (unless both team captain's agree to play with a men's ball).
  2. Games begin with a jump ball
  3. Defensive play is man-to-man only (no zone defense).
  4. Players may substitute after a basket has been scored (not "on the fly").
  5. Each basket scored counts as a single point (regardless of where the shot was taken from i.e. no 3-pointers).
  6. An out of bounds ball in favour of the attacking team, or a defensive foul results in the attacking team taking possession of the ball at the top of the key. At this point, the ball must be "checked" in by the defensive team before play can resume. Once the ball has been checked in, the attacking player can dribble the ball but must make a pass (S/he cannot score directly off the check-in)
  7. Teams may call a one (1) minute time-out per game if needed except in the final 10 minutes of play.
  8. A game can end in a tie during the regular season. In the playoffs, a game that is tied at the end of regulation time is decided by a three-minute overtime period.  If still tied, the game continues without a stoppage until the next point is scored (sudden death).  Please note that playoff games should only be 50 minutes in length in anticipation of needing the extra time to settle a tie.
  9. "Three seconds in the key": If an offensive player is in the key for more than 3 seconds, the defensive player may warn the player. An offensive player can receive 2 warnings, after the 3rd warning an automatic turnover occurs. Please note that time starts when the ball crosses half court. Counting should go as follows: "one one thousand, two one thousand, three one thousand"
  10. When the ball is 'tied up', and a jump ball call is made, the team who lost the opening tip will be awarded possession of the ball (irrelevant of who was on offence or defense).  For any subsequent "jump balls", possession will alternate between teams (next jump ball will go to the team who won the opening tip) and continue to switch.
  11. DUNKING IS NOT ALLOWED. Dunking damages the rim which makes the schools very unhappy.  

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 4. Fouls:

All standard basketball infractions are enforced (e.g. reaching-in, body contact of any kind, charging, etc). Players are responsible for calling their own fouls. Please don't abuse this rule. If a foul call has not been made, the player who has been fouled can also make the foul call.

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5. Rough Play:

ANY ROUGH OR PHYSICAL PLAY WILL RESULT IN IMMEDIATE EXPULSION FROM FURTHER LEAGUE PLAY AND MAY RESULT IN LIFETIME LEAGUE EXPULSION. PLEASE SEE THE JAM POLICY SHEET FOR OUR OFFICIAL POLICY ON THIS SUBJECT. It is recognized that incidental contact between players is inevitable, however, all players should go out of their way to avoid creating an unsafe play.  This rule supersedes all others.

 

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