designated hitter rule

RulesMLB Umpire Manual

DESIGNATED HITTER

Rule 5.11: The designated hitter rule is covered thoroughly in Official Baseball Rule 5.11. Additional interpretations are included below: • If a defensive player goes to the mound (i.e., replaces the pitcher), this move shall terminate the designated hitter’s role for the remainder of the game. • The designated hitter may not sit in the…

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