Rules for all leagues

Baseball Rules

Atlantic League: Local Rules and New Rules & Rules of Emphasis
Pacific League: Local Rules and New Rules & Rules of Emphasis
Major League: Local Rules and New Rules & Rules of Emphasis
Badger League: Local Rules and New Rules & Rules of Emphasis
Senior League: Local Rules and New Rules & Rules of Emphasis

Additional rules & bat information for all baseball leagues

Pitch Count & Days of Rest Rules
Bat Rules*
More Bat Information from Little League International for  2018*
Illegal Bat Rules and Penalties
General Balk Information

Softball Rules

Minor League: Local Rules, Local Rules with New Rules & Rules of Emphasis Highlighted, and Minor League Softball Pitching Plan (pitching type x game)
Major League: Local Rules and Local Rules with New Rules & Rules of Emphasis Highlighted
Junior League: U14 Straight USA uules
Senior League: High School rules
Big League: not currently active