WBSC

Bat. Per Appendix 2.A, an official bat must be of one-piece, multi-piece permanently assembled, or two-piece interchangeable construction, stamped with the WBSC (or former ISF 2005) approved marking.

Appendix 1 sets out the official diamond and field layout. ) apart, measured from the back part of home plate to the back of first and third base; home plate to second base measures 25.86 m (84 ft.

A starting player who has been substituted for may re-enter the game once, in the same batting position, under Rule 3.1.15 (re-entry); a second re-entry, or re-entry in a different line-up position, is an illegal re-entry (Rule 3.1.7). A replaceme...

Pitching. Rule 4.3.3 requires the pitcher's delivery to be an underhand windmill or slingshot motion, with the hand below the hip and the wrist no farther from the body than the elbow, no stop or reversal of the forward motion, and the release and...

Rule 1.2.5a provides that one run is scored each time a runner legally touches first, second, and third base and home plate, in order, before the third out of that half-inning. Rule 1.2.7 declares the winner of a game as the team that scores more ...

An illegal pitch under Rule 4.3 (Effects, Rules 4.3.1 to 4.3.7) is ruled a delayed dead ball: a ball is awarded to the batter if the pitch is not hit, and if the batter hits the illegal pitch, the offense has the option of taking the award for the...

The Official Rules embed several mandatory safety requirements. Rule 2.1.9 and Rule 5.4.2a require every batter, on-deck batter, batter-runner, and runner to wear a double ear-flap helmet meeting WBSC safety specifications; a helmet that is cracke...