Intramural Sports Program
Softball Rules
Last Updated 8/10/05
Registration and Participation Requirements
  • All participants are required to sign-up in the Fitness Centre Sales Office before they play their first game.
  • The following is a list of information you are required to furnish when you come to register:
    • CSUN ID card (No drivers license)
    • Current class schedule or registration card
    • Money - cash or credit card (VISA or Mastercard)
    • No checks
    • Men $25.00 - Women $15.00
  • If you do not have this information when you go to register, you will not be allowed to register. 
  • Each participant must bring their CSUN ID card, with a current IM sticker on it, to all games in order to participate.
  • If your ID is lost or stolen it is your responsibility to replace it before your game.
  • Driver's license or yellow slips will not be allowed
  • Yellow slips are your receipt and should be used as proof to get a replacement sticker for half price.
Contest Structure
  • Home team is determined by a coin toss.
  • Preseason (half games) will consist of 4 innings or 20 minutes, which ever comes first.
  • Playoffs (full games) will consist of 7 innings or 50 minutes, which ever comes first.
  • In the event of a tie in the playoffs only, one additional inning will be played.
Number of Players
  • Each team can have a maximum of 12 players on the roster. All 12 players must hit.
  • Teams can start a game with no less than 8 players. Teams that play with 8 players will recieve an out ever time the 9th player slot comes up in the batting order.
  • Forfeit time is ten (10) minutes after the scheduled game time, unless games are delayed due to factors beyond our control. 
  • The minimum number of players required to start and finish a game is eight(8).  Less than eight players constitute a forfeit!  This includes ejected and injured players. 
  • The official can forfeit the game at his/her discretion for continued flagrant disregard for the rules or for unsportsmanlike conduct (this includes both   players and fans). 
  • Continued flagrant disregard, physical or verbal abuse toward, or intimidation of the officials will, at the decision of the Intramural Director, be cause for expulsion of the offending team for the remainder of the season.  
  • A captain must be designated for each team before the game. He or she alone may appeal a ruling to officials and then only on questions of interpretation of the rule.
  • On the the field subs can only be made in the event that a player is injured.
  • All other subs must be made in between innings.
  • Shoes with metal cleats are not permitted. All participants must wear shoes or rubber cleats.
  • Only official softball bats may be used.  No baseball bats.
  • Balls will be provided by ASREC SPORT CENTRE.
  • Gloves must be worn by all fielding players, including the pitcher.
  • Males are allowed 2 pitches and females are allowed 3 pitches.
  • Batter may bat from either side of the plate, but can not switch sides during an at-bat.
  • Batter must take a full swing at the ball.
  • Batter may not bunt or chop down on a pitched ball(result is an automatic out).
  • Batter may not throw the bat after they hit the ball(result is an automatic out).
Base Running
  • Runners must use the secondary base when advancing to first
  • If a player doesn't use the secondary base, then it is the fielding team's responsibility to appeal the play to the umpire in order to get the automatic out.
  • A runner advancing to second may use the inside base when no play will be made at 1st base.
  • When running to second and third base, the runner is allowed to run through the base as long they do not advance toward the next base.  If they do, then they are considered to still be in play and can be tagged out.
  • Once a runner reaches a half way point between all bases, the runner must continue to that base.
  • When scoring, the runner must NOT touch home plate, but must touch the secondary base. Failure to do so will result in an automatic out.
  • No base stealing or sliding is allowed.
Infield Fly
  • If runners are on first and second, or on first, second and third (must be less than 2 outs) and a fair fly ball is hit which can be fielded by an infielder, Infield Fly Rule is in effect, batter is automatically out.  Runners may not advance.
Mercy Rule
  • If a team is leading by 15 or more runs after 4 complete innings, the mercy rule is in effect.
  • If a team is leading by 10 or more runs after 5 complete innings, the mercy rule is in effect.
  • Each baseline is 60ft.
  • Pitcher's mound is 25ft from home plate.
  • There is no home run fence.
Out of Bounds
  • A 5-yard zone around the field makes up foul territory
  • Any batted fly ball outside foul territory is considered dead.
  • Any ball that goes out of bounds is considered dead and base runners may advance to their next base.
  • For plays at home, if a ball is overthrown and goes out of bounds behind home plate, then the runner scores automatically.
  • Team at bat must provide the pitcher.
  • Ball does not have to pass the pitcher in order to fair.
  • If the batter hits the pitcher with a batted ball the batter is out.
  • If the pitcher hinders any fielding attempt the batter is out.
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