T-Ball - House League Rules

Good Sportsmanship and Enjoyment are the key objectives.

Additional Objectives: The basic skills of throwing, catching, and hitting the ball, running the bases and positional play are to be taught to all participants. Oro Minor Softball rules apply with the following exceptions:

Please check here for details on where are ball diamonds are located.


Winning or losing doesn’t matter - it’s how you play the game.








Playing Field

Base Path Distance 





Pitching Distance





Ball Sizes

9" Ball 

11" Ball 

11" Ball 

12" Ball 



All batters will wear a batting helmet with cage or face guard with strap done up while at bat and on base. Defensive pitchers (helpers) to wear

protective equipment (helmet with cage or face guard).


All players and coaches must wear the shirt and hat provided by the league. Running shoes or rubber cleats baseball shoes must be worn. No

sandals, crocs or slip on shoes.


No bracelets, watches, necklaces or earrings (other than studs) to be worn.


Bat must be marked as Tball

ASA, USSA, NSA Bats only. Players must use a bat appropriate for their age and size.



No Umpires required

Home Plate Umpire provided. If absent home team to supply.

2 Umpires provided by the league. If none are available the home team will  supply the plate umpire and the

Visitor team will supply the base umpire.



Offensive and defensive coaches are permitted on the playing field.

Offensive and defensive coaches are not permitted on the playing field.


Number of Players

Minimum of 7 players to play.

Minimum of 7 players to play. Players can be borrowed from the opposing team to allow for equal play.

Players can be called up from a younger division but cannot exceed the opposing teams number of players.

All players must be registered OMMBA players.

Maximum of 10 players on field. 

Maximum of 10 players on field. The 4 outfielders must be positioned in the outfield a min of 10 feet from

the base lines. Peewee's may play 3 fielders + 1 rover

If a player arrives late, they may be added to the bottom of the line up. Communicate with the opposing team.


Only in the event of an injured runner


No player is to sit more than 1 inning. Coaches will ensure that every player sits out one inning before any player sits out two innings in a game.

A player should not play the same position in consecutive  innings.

A player cannot play the same position more than three innings per

game. Each player must play an infield and outfield position

Coaches are encouraged to play all players in each position as equally as possible over the course of the season.

The Game

Regulation Game

Start time is promptly at 6:30pm and is 3 innings.

Start time is promptly at 6:30pm. A new inning will not start 1 hour 10 minutes after the start time.

Start time is promptly at 6:30pm. A new inning will not start 1 hour 30 minutes after the start time.

Start time is promptly at

6:30pm/8pm. No new inning will

start 1 hour 30 minutes after the

start time. In the case of a double

header, no new innings are to

begin after 7:45pm. Maximum 7

innings per game


In case of weather or cancellation of a game by an official and when two innings have been  completed, the score of the game will revert to the last fully completed inning.

Run Limit


Maximum of 5 runs per half inning until the open inning.


Players are to be taught the rules and etiquette of softball and are to shake hands at the end of the game.



Ball is batted from the T. Must

be hit a minimum of 10 feet.

The player can only take one

base when the ball is hit unless

they are the last batter.

Coach Pitch - 5 pitches. If

they have not hit after 5

pitches the batter is out.

Last pitch must be clearly

called by the Umpire before

the 5th pitch is thrown. If

the 5th pitch is fouled the

batter continues until they

miss or hit the ball into fair


Player pitch - normal count. After 3 strikes, batter out.

The Pitcher must start their delivery motion from the pitching

rubber and may take no more than one stride towards home plate

before delivering the ball.

Pitching Limitations


Where possible a pitcher is not allowed to pitch  consecutive innings.

Where possible a pitcher may pitch up to 2  consecutive innings

Hit Battters


If the same pitcher hits two batters in an inning, they must be

removed for the remainder of that inning.



Walks are allowed. There are no intentional walks


Number of Batters

All players bat. Before the

last batter hits "last batter"

should be called. All players

on bases proceed to home


All Players Bat until 3 outs are obtained. All eligible players will appear on the batting order.


Bunting is not permitted

Third Strike Rule


Third Strike Rule is not in effect

The batter becomes a runner when the third strike called by an

umpire is not caught, providing (1) first base is unoccupied or (2)

first base is occupied with two outs

Infield Fly Rule


Infield Fly Rule is not in effect

Saferty Bag


The safety bag is to be used only if there is a single and a play could be made at first base.



Runner cannot steal bases;

they can only run when the

batter makes contact (No


Base runners may steal on any legally pitched ball once it

has crossed home plate.


A player can only advance one base on a steal attempt.

Baserunning Running


a) Regular force play rules apply at all bases, tag out rules apply at all bases except home.

b) All plays at home base are force plays. This is to eliminate the possibility of injuries. Runners at

home will not touch the plate, but will cross a line running parallel and to the right of the plate.

Runners touching the plate are out. Catchers must touch home plate while holding the ball, prior to

the runner crossing the home plate line to make an out. Once a runner has passed the commit line

(See (e)), the catcher or any other defensive player may not make a play on the runner. If a

defensive player past the commit line tags the runner, the tag does not count. All plays made once a

player passes the commit line must occur at the plate.

c) If a runner touches home plate, the runner is out.

d) Any defensive player can provide backup to the catcher to make a play at home. All other parts of