The John A. DeBenedictis Baseball League LLC (JADBL), a member of the Men’s Senior Baseball League (MSBL), shall play by Major League Baseball Rules (National League) with the exception of items addressed in the Policies & Procedures or the Rules as detailed in this document.

All rules that do not have an asterisk next to them may not be changed by mutual agreement. All rules that have an asterisk are subject to modification by mutual agreement between managers.

• 2023 - 55+ Playing Rules - click here
• 2023 - 65+ Playing Rules - click here
• 2023 - 70+ Playing Rules - click here