The object of the game is to shoot the ball into the opponent's goal. The team with the most goals wins. Each team has twelve players on the field: a goalie, six attackers and five defenders. There is no contact allowed in girl's lacrosse. 

• Play starts with the draw at center field. The ball must go above the heads of the players. A maximum of five players from each team may be within the restraining lines for the draw but must be outside the center circle. In the case of an illegal draw, possession is awarded by the official.
• Games are played in two twenty five minute halves. There is no overtime in the event of a tie at the end of regulation time. Teams may request a two minute timeout after a goal is scored. In the last two minutes of play the clock will not be stopped.
• There are no measured field boundaries but the desired field is 100 yards long by 70 yards wide.
• All players must use approved equipment. No jewelry may be warn with the exception of Med-Alert indicators which must be secured with tape.
• Substitutions may take place at any time and may involve an unlimited number of players.
• There is no checking allowed at the 3rd/4th grade or 5th/6th grade levels. Modified checking is allowed at the 7th/8th grade level. This means that the check will be downward, below the shoulder and away from the body with both hands on the stick. Contact may be made with the opponent's stick only.

Fouls

• Illegal check or slash - checks must be as described above. Any other form of contact will be an illegal check. Checks may not hook the bottom end of an opponent's stick. An empty stick check violation occurs when a player checks the empty stick of another player who is attempting to gain possession of the ball.
• Obstruction of shooting space occurs when a defender does not permit the attacker an opportunity to make a safe shot on goal.
• A player may not be within the 8-meter arc for more than three seconds unless defending an opponent no more than a stick length away.
• Holding or pushing an opponent.
• Tripping.
• Charge or push an opponent with the body or stick.
• Dangerous use of stick occurs if a player uses her stick to intimidate another player or is using the stick in an uncontrolled manor. A player may never use her stick within a seven inch margin around her opponent's head and neck.
• Dangerous shot occurs when a player makes a shot on goal that is directed at the goalie's or another player's body.
• Three pass rule: a player may not make a shot on goal unless three passes, including the goalie's clear, are attempted. This rule may be modified upon agreement of both coaches and the official
• Goal circle violation occurs when a player or her stick enters the goal circle.
• Goal circle re-entry: once the goalie leaves the goal circle with the ball she may not re-enter the circle unless she is checked by an opponent.She may toss the ball back into the circle and follow it.
• The goalie has ten seconds to clear the ball from the goal circle.
• Unsportsmanlike conduct includes taunting, intimidation during play, throwing equipment, obscene or offensive language or gestures or whatever conduct the official may consider inappropriate.