Unlimited Substitution – every player present will be placed on the line-up card in the batting order and will all bat in order; players are allowed to move in/out defensively without restrictions except that if the pitcher leaves the mound to play another defensive position, that pitcher may not return to the mound or catch in the same game (see fair play rule below); any player who becomes injured or must leave the game will be skipped in the batting line-up with no

All players who are present for a game and in uniform (unless injured and unable to play or suspended for that game by the league or team) must be listed on the batting order/line-up card – any coach who sits a player to gain a competitive advantage will be subject to

FAIR PLAY RULE – A player is not to sit more than 2 consecutive innings during the game, and no player shall sit more than 2 innings in a game until all players have sat at least 2

Mercy Rule is in effect (10 run differential when the losing team has completed their 4th offensive inning/at bat)

Stealing – Stealing is NOT permitted in Mosquito ‘A’

Maximum 5 Run/Half Inning Rule – Once the 5th run of a half inning is scored the inning automatically stops no matter how many outs there are and the half inning is

Lead Offs – no leading

Defensive Players – Maximum of 9 players on the

Infield Fly Rule – Does not apply

Pitcher – may only pitch fastballs and change-ups