The following rule changes have been adopted by the Pony National Organization and shall be in effect at MTYAA Baseball for the 2012 season.

Rule 8 C Equipment: Wooden, metal, graphite or ceramic bats manufactured for baseball play,which are round and not more than two and five eighths inches in diameter at the thickest part, not more than 42 inches in length, are acceptable. ("Big Barrel" bats with a diameter of up to 2 3/4" are no longer legal)

Rule 8 C (1) Equipment: Bats manufactured specifically for use in tee ball play, shall not be used
when the ball is pitched by a player, coach or pitching machine. Coach-pitch bats will only be used in coach-pitch using a safety ball.

Rule 8 C (2) Equipment: Only 2-1/4” barrel non-wood bats which are manufactured to achieve a
Bat Performance Factor (BPF) of 1.15 or less through the life of the bat are approved for play in PONY Baseball divisions. Effective January 1, 2012, all newly manufactured non-wood bats must be stamped “approved for play in PONY Baseball” and stamped with “BPF 1.15” and the year manufactured.

Rule 8 C (3) Equipment: Effective January 1, 2012, all minus (-) 3 bats must be BBCOR certified.
The bat which may be wood or non-wood product shall be not more than two and five-eights (2-5/8”) in diameter at the barrel and shall be a smooth implement, from the top of the cap to the top of the knob. All non-wood bats shall meet Ball-Bat Coefficient of Restitution (BBCOR) testing protocol maintaining the length-to-weight difference of 0.50 limit regardless of length. All BBCOR approved bats shall be labeled with a silk screen or other permanent certification mark.(NOTE: 2 3/4” bats are prohibited in all PONY sanctioned leagues). (One-piece construction is required - no two (or more) piece construction joined together is allowed).

Rule 10 J: Once the umpire-in-chief signals “play” to the pitcher, that pitcher shall become the pitcher of record and his innings begin at that point.

Rule 10 P: The pitcher may bring their pitching hand in contact with their mouth or lips while in the
pitching circle as long as they wipe off their hand or fingers prior to making contact with the pitching rubber. Penalty for violation of this rule is that the umpire will immediately call a ball.

Rule 11 H: Once a game is stopped for lightning, it cannot be resumed until 30 minutes after last
cloud to ground lightning strike.

Rule 18 E (6): Penalty for use of an illegal bat:
(a) If detected before the first pitch of an at-bat, the bat shall be removed from the game. The batter is not out and is required to use a bat that conforms to bat regulations. The manager of the team shall be removed from the game as well as the next scheduled game. (b) If detected after the first pitch (whether the pitch is swung at or not) the batter is declared out and base runners shall not advance. The manager of the team shall be removed from the game as well as the next scheduled game. (c) If detected after a ball is hit, the batter is out and base runners shall return to their original base prior to the hit.The manager of the team shall be removed from the game as well as the next scheduled game.

Click here for the original rule change document as created by Pony National.