WBSC

🏛️Official — WBSC

Softball is played and governed internationally by the World Baseball Softball Confederation (WBSC). The sport's current playing rules are set out in the Official Rules of Softball – Fast Pitch, 2026-2029 edition, released by the WBSC in December 2025 and effective from January 1, 2026 for all in...

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Rules sourced from Official Rules of Softball - Fast Pitch — last verified September 5, 2026

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2026-2029 Fast Pitch Edition

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