National Federation of State High School Associations
2011 NFHS Baseball Rules Changes (PDF)
2010 NFHS Baseball Rules Interpretations



American Legion Baseball
2010 Legion Baseball Rules (PDF)
Interactive Baseball Rules Module
Legion Helmet Rule (PDF)

National Collegiate Athletic Association (NCAA)
2009-2010 NCAA Rules and Interpretations (PDF)

Major League Baseball (MLB)
2010 Official Major League Baseball Rules (PDF)



United States Specialty Sports Association (USSSA)
2010 Fast Pitch Softball Rules (PDF)
2010 Slow Pitch Softball Rules (PDF)




National Adult Baseball Association (NABA)
2010 NABA Manager's Baseball Rules (PDF)
NABA Rules - Quick Summary (PDF)




Major Rule Differences
Differences between Major League Baseball and NFHS
Differences between Little League Age Levels




Quizzes and Trivia
Rules Quiz by NASO and Referee Magazine
Interactive Baseball Rules Quiz Generator