Rules and Related Resources

Rulebooks & Rules Explanations

• Little League Rulebook App — The official LL rulebook available as a mobile app.
• Online Umpire Quiz — Test your knowledge of the rules with this interactive quiz containing over 300 questions.

Virtual Rules Trainings & Video Situations

• Rules Presentations — Video Rules Sessions — Video sessions going through the LL rulebook. Presentation documents are available here.
• Central Region Rules Presentations — Rules video series from the Central Region.
• Little League University — Rules Videos — Rules videos provided by the official Little League site.
• Baseball situations analyzed by CloseCallSports and MJH Baseball.

• Interference and Obstruction
• Type B Obstruction
• Obstruction: Type A vs Type B
• Rundowns and Obstruction
• Obstruction and Plays at the Plate
• Runner's Lane Interference
• Runner's Lane Violations
• Interference Buffet
• Runner's Interference
• Interference on the Batter
• Umpire Interference

Additional Resources

• The Little League Umpire Registry (registration is free!) — Gives you access to the latest rule updates and interpretations, umpire mechanics training videos and manuals, information and registration for available training programs, and volunteering for Regional and/or World Series tournaments.
• West Region Little League Umpire Alumni Association — Training resources, rules presentations, and additional materials for umpires in the West Region.